What does sulphuric acid plus barium hydroxide make?

What does sulphuric acid plus barium hydroxide make?
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acid plus air = nuclear power=weapon
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What does sulphuric acid plus barium hydroxide make?

Description : What does sulphuric acid plus barium hydroxide make?

Last Answer : acid plus air = nuclear power=weapon

In laboratory preparation of H2O2 from hydrated barium peroxide with sulphuric acid , anhydrous barium peroxide is not used Why ?

Description : In laboratory preparation of H2O2 from hydrated barium peroxide with sulphuric acid , anhydrous barium peroxide is not used Why ?

Last Answer : Ans-Because it forms a protective layer of barium sulphate over anhydrous barium peroxide

Write the balanced equation for the following chemical reactions. (i) Hydrogen + Chlorine → Hydrogen chloride (ii) Barium chloride + Aluminium sulphate → Barium sulphate + Aluminium chloride (iii) Sodium + Water → Sodium hydroxide + Hydrogen -Chemistry-10

Description : Write the balanced equation for the following chemical reactions. (i) Hydrogen + Chlorine → Hydrogen chloride (ii) Barium chloride + Aluminium sulphate → Barium sulphate + Aluminium chloride (iii) Sodium + Water → Sodium hydroxide + Hydrogen -Chemistry-10

Last Answer : (i) H2 + Cl2 → 2HCl (ii) 3 BaCl2 + Al2(SO4)3 → BaSO4 + 2 AlCl3 (iii) 2Na + 2H2O → 2NaOH + H2↑

Basophilic prokaryotes (a) grow and multiply in very deep marine sediments (b) occur in water containing high concentrations of barium hydroxide (c) readily grow and divide in sea water enriched in any soluble salt of barium (d) grow slowly in highly alkaline frozen lakes at high altitudes.

Description : Basophilic prokaryotes (a) grow and multiply in very deep marine sediments (b) occur in water containing high concentrations of barium hydroxide (c) readily grow and divide in sea water enriched in any soluble salt of barium (d) grow slowly in highly alkaline frozen lakes at high altitudes.

Last Answer : (a) grow and multiply in very deep marine sediments

Basophilic prokaryotes (a) grow and multiply in very deep marine sediments (b) occur in water containing high concentrations of barium hydroxide (c) readily grow and divide in sea water enriched in any soluble salt of barium (d) grow slowly in highly alkaline frozen lakes at high altitudes.

Description : Basophilic prokaryotes (a) grow and multiply in very deep marine sediments (b) occur in water containing high concentrations of barium hydroxide (c) readily grow and divide in sea water enriched in any soluble salt of barium (d) grow slowly in highly alkaline frozen lakes at high altitudes.

Last Answer : (a) grow and multiply in very deep marine sediments

For detecting the nitrites in the sewage, the matching colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid potassium hydroxide D. None of these

Description : For detecting the nitrites in the sewage, the matching colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid potassium hydroxide D. None of these

Last Answer : ANS: B

For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Description : For detecting the nitrates in sewage, the colour may be developed by adding A. Potassium permanganate B. Sulphuric acid and napthamine C. Phenol-di -sulphuric acid and potassium hydroxide D. None of these

Last Answer : ANS: C

Write balanced chemical equations for the following word equations: (a) Iron + Chlorine → Iron (III) chloride (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water (c) Magnesium + oxygen → Magnesium oxide (d) Calcium oxide + water → Calcium hydroxide (e) Sodium + chlorine → Sodium chloride

Description : Write balanced chemical equations for the following word equations: (a) Iron + Chlorine → Iron (III) chloride (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water (c) Magnesium + oxygen → ... oxide (d) Calcium oxide + water → Calcium hydroxide (e) Sodium + chlorine → Sodium chloride

Last Answer : (a) Iron + Chlorine → Iron (III) chloride 4Fe + 3Cl2 → 2F2Cl3 (b) Magnesium + dil sulphuric acid → Magnesium sulphate + water 2Mg + 2H2SO4 → 2MgSO4 + 2H2 (c) Magnesium + oxygen → Magnesium oxide 2Mg ... hydroxide CaO + H2O → Ca(OH)2 (e) Sodium + chlorine → Sodium chloride 2Na + Cl2 → 2NaCl

Write the molecular formulae of: 1. Copper oxide 2. Iron (III) chloride 3. Sodium hydroxide 4. Iron (II) sulphide 5. Lead (II) oxide 6. Hydrogen nitrate (nitric acid) 7. Hydrogen sulphate (sulphuric acid) 8. Calcium hydroxide 9. Magnesium carbonate 10.Ammonium carbonate

Description : Write the molecular formulae of: 1. Copper oxide 2. Iron (III) chloride 3. Sodium hydroxide 4. Iron (II) sulphide 5. Lead (II) oxide 6. Hydrogen nitrate (nitric ... Hydrogen sulphate (sulphuric acid) 8. Calcium hydroxide 9. Magnesium carbonate 10.Ammonium carbonate

Last Answer : 1. Copper oxide - CuO 2. Iron (III) chloride - FeCl3 3. Sodium hydroxide - NaOH 4. Iron (II) sulphide - FeS 5. Lead (II) oxide - PbO 6. Hydrogen nitrate (nitric acid) - HNO3 7. ... ) - H2SO4 8. Calcium hydroxide - Ca(OH)2 9. Magnesium carbonate - MgCO3 10.Ammonium carbonate - (NH4)2CO3

What is wrong with this word equation calcium chloride plus magnesium sulfate barium chloride plus magnesium sulfate?

Description : What is wrong with this word equation calcium chloride plus magnesium sulfate barium chloride plus magnesium sulfate?

Last Answer : There is no equation in the question, only two pair of tworeactants.

What is wrong with this word equation calcium chloride plus magnesium sulfate barium chloride plus magnesium sulfate?

Description : What is wrong with this word equation calcium chloride plus magnesium sulfate barium chloride plus magnesium sulfate?

Last Answer : There is no equation in the question, only two pair of tworeactants.

How many grams of silver chloride can be produced if you start with 4.62 grams of barium chloride 2AgNO3 plus BaCl2 and mdash and gt 2AgCl plus Ba(NO3)?

Description : How many grams of silver chloride can be produced if you start with 4.62 grams of barium chloride 2AgNO3 plus BaCl2 and mdash and gt 2AgCl plus Ba(NO3)?

Last Answer : 6,36 g of silver chloride are obtained.

What is balance of phosphoric acid plus hydroxide?

Description : What is balance of phosphoric acid plus hydroxide?

Last Answer : The chemical reaction is:H3PO4 + 3 NaOH + Na3PO4 + 3 H2O

What is copper hydroxide plus hydrochloric acid?

Description : What is copper hydroxide plus hydrochloric acid?

Last Answer : Need answer

Which of the following additives are added to plastics to make it impervious to X-rays? (A) Asbestos (B) Barium salt (C) Carborundum (D) Phthalic acid

Description : Which of the following additives are added to plastics to make it impervious to X-rays? (A) Asbestos (B) Barium salt (C) Carborundum (D) Phthalic acid

Last Answer : (B) Barium salt

What acid and what base are combined to produce barium sulfate?

Description : What acid and what base are combined to produce barium sulfate?

Last Answer : The base is barium hydroxide and the acid is sulfuric acid.

In human and other ureotelic organisms, the end product of amino acid nitrogen metabolism: (A) Bile acids (B) Ketone bodies (C) Urea (D) Barium sulphate

Description : In human and other ureotelic organisms, the end product of amino acid nitrogen metabolism: (A) Bile acids (B) Ketone bodies (C) Urea (D) Barium sulphate

Last Answer : Answer : C

Benzoyl chloride reacts with hydrogen in the presence of palladium and barium sulfate to give : (a) Benzyl alcohol (b) Benzaldehyde (c) Cinnamic acid (d) Benzophenone

Description : Benzoyl chloride reacts with hydrogen in the presence of palladium and barium sulfate to give : (a) Benzyl alcohol (b) Benzaldehyde (c) Cinnamic acid (d) Benzophenone

Last Answer : Benzaldehyde

What kind of reaction is metal plus water ae metal hydroxide plus hydrogen?

Description : What kind of reaction is metal plus water ae metal hydroxide plus hydrogen?

Last Answer : Feel Free to Answer

What is the double replacement for ammonium chloride plus calcium hydroxide?

Description : What is the double replacement for ammonium chloride plus calcium hydroxide?

Last Answer : The chemical reaction is:2 NH4Cl + Ca(OH)2 = 2 NH4OH + CaCl2

What is the double replacement for ammonium chloride plus calcium hydroxide?

Description : What is the double replacement for ammonium chloride plus calcium hydroxide?

Last Answer : The chemical reaction is:2 NH4Cl + Ca(OH)2 = 2 NH4OH + CaCl2

Consider the following chemical reaction X + Barium chloride——–> Y + Sodium chloride (White ppt) (a) Identify ‘X’ and ‘Y’ (b) The type of reaction -Democratic 10th

Description : Consider the following chemical reaction X + Barium chloride——–> Y + Sodium chloride (White ppt) (a) Identify ‘X’ and ‘Y’ (b) The type of reaction -Democratic 10th

Last Answer : (a) ‘X’ is Na2SO4 and Y is BaSO4. (b) The type of reaction Na2SO4 + BaCl2—–> BaSO4 + 2NaCl (White ppt) The reaction is a precipitation reaction. It is also called a double displacement reaction.

What is the sign of barium ?

Description : What is the sign of barium ?

Last Answer : Ba barium signal

0.98 g of the metal sulphate was dissolved in water and excess of barium chloride was added. The precipitated barium sulphate weighted 0.95 g. Calcula

Description : 0.98 g of the metal sulphate was dissolved in water and excess of barium chloride was added. The precipitated barium sulphate weighted 0.95 g. Calcula

Last Answer : 0.98 g of the metal sulphate was dissolved in water and excess of barium chloride was added. ... 95 g. Calculate the equivalent weight of the metal.

What is the precipitate formed between barium nitrate and potassium phosphate?

Description : What is the precipitate formed between barium nitrate and potassium phosphate?

Last Answer : The precipitate is barium phosphate - Ba3(PO4)2, very low soluble in water.

What is cation charge of barium nitride?

Description : What is cation charge of barium nitride?

Last Answer : Need answer

Is barium nitrate insoluble?

Description : Is barium nitrate insoluble?

Last Answer : Barium nitrate is soluble in water.

How many grams are there in 4.50 moles of barium nitrite?

Description : How many grams are there in 4.50 moles of barium nitrite?

Last Answer : Feel Free to Answer

What type of reaction is barium and oxygen?

Description : What type of reaction is barium and oxygen?

Last Answer : Feel Free to Answer

How many unpaired electrons does barium have?

Description : How many unpaired electrons does barium have?

Last Answer : What is the answer ?

What is the Positive ion of barium chloride?

Description : What is the Positive ion of barium chloride?

Last Answer : Need answer

Is barium an element or a compound or a homogeneous mixture or a heterogeneous mixture?

Description : Is barium an element or a compound or a homogeneous mixture or a heterogeneous mixture?

Last Answer : Need answer

What volume (in mL) of 0.25M NaSO4 solution is needed to precipitate all the barium as BaSO4(s) from 12.5mL of 0.15M Ba(NO3)2 solution?

Description : What volume (in mL) of 0.25M NaSO4 solution is needed to precipitate all the barium as BaSO4(s) from 12.5mL of 0.15M Ba(NO3)2 solution?

Last Answer : The chemical equation is:Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3The volume (in mL) of 0,25M Na2SO4 solution needed to precipitate all the barium as BaSO4(s) from 12,5mL of 0,15M Ba(NO3)2 solution is 7,5 mL.

Barium enema?

Description : Barium enema?

Last Answer : DefinitionBarium enema is a special x-ray of the large intestine, which includes the colon and rectum.Alternative NamesLower gastrointestinal series; Lower GI seriesHow the test is performedThis test may ... of contrast. Contrast highlights specific areas in the body, creating a clearer image. The

Porphyrin synthesis is inhibited in (A) Mercury poisoning (B) Lead poisoning (C) Manganese poisoning (D) Barium poisoning

Description : Porphyrin synthesis is inhibited in (A) Mercury poisoning (B) Lead poisoning (C) Manganese poisoning (D) Barium poisoning

Last Answer : Answer : B

Fuel used in a nuclear reactor is (a) Uranium (b) Heavy water (c) Barium (d) Cadmium

Description : Fuel used in a nuclear reactor is (a) Uranium (b) Heavy water (c) Barium (d) Cadmium

Last Answer : Ans:(a)

Which of the following metals is present in chlorophyll? (1) Beryllium (2) Magnesium (3) Calcium (4) Barium

Description : Which of the following metals is present in chlorophyll? (1) Beryllium (2) Magnesium (3) Calcium (4) Barium

Last Answer : (2) Magnesium Explanation: Chlorophyll is a chlorin pigment, which is structurally similar to and produced through the same metabolic pathway as other porphyrin pigments such as heme. At the center of the chlorin ring is a magnesium ion.

Non-metallic character increases from (1) Magnesium to Barium (2) Potassium to Cesium (3) Oxygen to Selenium (4) Sodium to Chlorine

Description : Non-metallic character increases from (1) Magnesium to Barium (2) Potassium to Cesium (3) Oxygen to Selenium (4) Sodium to Chlorine

Last Answer : (4) Sodium to Chlorine Explanation: The elements which lose electrons to form cations are known as metals. Metallic character decreases across a period as we move from left to right.

The green colour seen in firework displays is due to the chloride salt of– (1) Sodium (2) Strontium (3) Barium (4) Calcium

Description : The green colour seen in firework displays is due to the chloride salt of– (1) Sodium (2) Strontium (3) Barium (4) Calcium

Last Answer : (3) Barium Explanation: The red, orange, yellow, green, blue and purple colors exploding in the night sky during a pyrotechnic festival are created by the use of metal salts. Barium chloride ... orange), sodium nitrate (yellow), barium chloride (green fireworks) and copper chloride (blue fireworks).

Lime water turns milky when carbon dioxide is passed through it. It is due to the for mation of: (1) Calcium Carbonate (2) Barium Carbonate (3) Calcium Hydrogen Carbonate (4) Calcium Oxide

Description : Lime water turns milky when carbon dioxide is passed through it. It is due to the for mation of: (1) Calcium Carbonate (2) Barium Carbonate (3) Calcium Hydrogen Carbonate (4) Calcium Oxide

Last Answer : (1) Calcium Carbonate Explanation: When carbon dioxide is passed through lime water for a short time, it turns lime water milky due to formation of a white precipitate of calcium carbonate.

Which one of the following is used to restore the colour of old oil-paintings? (1) Ozone (2) Hydrogen peroxide (3) Barium peroxide (4) Sodium peroxide

Description : Which one of the following is used to restore the colour of old oil-paintings? (1) Ozone (2) Hydrogen peroxide (3) Barium peroxide (4) Sodium peroxide

Last Answer : (2) Hydrogen peroxide Explanation: Hydrogen peroxide (H2O2) is the simplest peroxide (a compound with an oxygenoxygen single bond). It is also a strong oxidizer. Hydrogen peroxide is a clear ... capacity of hydrogen peroxide is so strong that it is considered a highly reactive oxygen species.

Before X-ray examination (coloured Xray) of the stomach, patients are given suitable salt of barium because. (1) barium is a good absorber of X-rays and helps stomach to appear clearly (2) barium salts are white in colour and this helps stomach to appear clearly (3) barium allows X-rays to pass through the stomach (4) barium salts are easily available

Description : Before X-ray examination (coloured Xray) of the stomach, patients are given suitable salt of barium because. (1) barium is a good absorber of X-rays and helps stomach to appear clearly (2) barium ... clearly (3) barium allows X-rays to pass through the stomach (4) barium salts are easily available

Last Answer : (1) barium is a good absorber of X-rays and helps stomach to appear clearly

In an estimation of sulphur by carius method 0.468 g of an organic compound gave 0.668 g of barium sulphate. Find the percentage of sulphur in the compound.

Description : In an estimation of sulphur by carius method 0.468 g of an organic compound gave 0.668 g of barium sulphate. Find the percentage of sulphur in the compound.

Last Answer : Mass of the compound = 0.468 g Mass of the barium sulphate = 0.668 g % of sulphur = 32 X Mass of barium sulphate X 100/ 233 X Mass of the compound = 32 x 0.668x100/ 233 x0.468 = 19.60 %

What is the colour imparted to the flame by Calcium,Strantium and Barium?

Description : What is the colour imparted to the flame by Calcium,Strantium and Barium?

Last Answer : Ans Calcium, strontium and barium impart characteristic brick red, crimson and apple green colours respectively to the flame. In flame the electrons are excited to higher energy levels and when they drop back to the ground state, energy is emitted in the form of visible light.

A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Description : A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,

Last Answer : Answer: (c) White, BaSO4

Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved? (a) Displacement reaction (b) Precipitation reaction (c) Combination reaction (d) Double displacement reaction A) Only (A) B) Only (B) C) Only (D) D) (B) & (D)

Description : Barium chloride on reacting with ammonium sulphate forms barium sulphate and ammonium chloride. Which of the following correctly represents the type of the reaction involved? (a) Displacement reaction (b) Precipitation reaction (c) Combination ... Only (A) B) Only (B) C) Only (D) D) (B) & (D)

Last Answer : D) (B) & (D)

Chemical name of 'alum' is (A) Barium sulphate (B) Aluminium sulphate (C) Aluminium chloride (D) Calcium sulphate

Description : Chemical name of 'alum' is (A) Barium sulphate (B) Aluminium sulphate (C) Aluminium chloride (D) Calcium sulphate

Last Answer : (B) Aluminium sulphate

For reproducing sound, a CD (Compact Disc) audio player uses a 1) quartz crystal 2) titanium needle 3) laser beam 4) barium titanium ceramic

Description : For reproducing sound, a CD (Compact Disc) audio player uses a 1) quartz crystal 2) titanium needle 3) laser beam 4) barium titanium ceramic

Last Answer : 3) laser beam

Pick up the correct statement from the following: (A) Excess quantities of iron and manganese in water, cause discolouration of clothes (B) Lead and barium salts have toxic effect (C) Higher copper content affects the lungs (D) All the above

Description : Pick up the correct statement from the following: (A) Excess quantities of iron and manganese in water, cause discolouration of clothes (B) Lead and barium salts have toxic effect (C) Higher copper content affects the lungs (D) All the above

Last Answer : (D) All the above

A student prepares aqueous solutions of the following salts: Copper sulphate, ferrous sulphate, sodium sulphate and barium chloride. Write the color of each solution thus formed?

Description : A student prepares aqueous solutions of the following salts: Copper sulphate, ferrous sulphate, sodium sulphate and barium chloride. Write the color of each solution thus formed?

Last Answer : Answer. Copper sulphate (aq) – blue in color Ferrous sulphate (aq) – pale green in color Sodium sulphate (aq) – colorless Barium chloride (aq) – white in color