An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)
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An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... with `BF_(3)` D. It can act as oxidising agent
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An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while ( ... . is used as a dehydrating agent D. All of these

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... three series of salts D. Both (B) and (C)

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while ( ... . is used as a dehydrating agent D. All of these

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... with `BF_(3)` D. It can act as oxidising agent

An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Description : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) is acidic (B) gives back dense white fumes of (A)

Last Answer : An inorganic iodide (A) on heating gives gases (B) and (C). (B) is neutral towards litmus while (C) ... three series of salts D. Both (B) and (C)

A pungent smelling gas X after being dried by concentrated `H_2SO_4` was dissolved in water to give strongly acidic solution. The gas also gives dense

Description : A pungent smelling gas X after being dried by concentrated `H_2SO_4` was dissolved in water to give strongly acidic solution. The gas also gives dense

Last Answer : A pungent smelling gas X after being dried by concentrated `H_2SO_4` was dissolved in water ... `CO_2` from the solution of sodium hydrogencarbonates.

Diethyl ether on heating with excess concentrated HI gives (a) Methyl iodide (b) Isopropyl iodide (c) Ethyl iodide (d) n-Propyl iodide

Description : Diethyl ether on heating with excess concentrated HI gives (a) Methyl iodide (b) Isopropyl iodide (c) Ethyl iodide (d) n-Propyl iodide

Last Answer : Ethyl iodide

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the aforementio

Description : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the aforementio

Last Answer : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution ... . `S^(2-)` D. `Cl^(-)`

A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the solution, a

Description : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution is added to the solution, a

Last Answer : A white sodium salt dissolves readily in water to give a solution which is neutral to litmus. When silver nitrate solution ... (3)^(2-)` D. `S^(2-)`

There are some substances whose odor changes in acidic or basic media. These are called - (1) Olfactory indicators (2) Litmus indicator (3) Gustatory indicators (4) All of the above

Description : There are some substances whose odor changes in acidic or basic media. These are called - (1) Olfactory indicators (2) Litmus indicator (3) Gustatory indicators (4) All of the above

Last Answer : (1) Olfactory indicators Explanation: An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Onion , clove oil and vanilla extract are examples.

Blue Litmus Paper turns _______ on contact with an acidic solution

Description : Blue Litmus Paper turns _______ on contact with an acidic solution

Last Answer : Red

Generally metallic oxides are basic and non-metallic are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red? a)sulphur dioxide b)Magnesium oxide c)iron oxide d)copper oxide

Description : Generally metallic oxides are basic and non-metallic are acidic in nature. Solution of which of the following oxides in water will change the colour of blue litmus to red? a)sulphur dioxide b)Magnesium oxide c)iron oxide d)copper oxide

Last Answer : a)sulphur dioxide

On heating, a white amorphous inorganic compound becomes yellow and on cooling, turns white again. The salt may be

Description : On heating, a white amorphous inorganic compound becomes yellow and on cooling, turns white again. The salt may be

Last Answer : On heating, a white amorphous inorganic compound becomes yellow and on cooling, turns white again. The salt may be A. ... `ZnCO_(3)` D. `K_(2)CO_(3)`

Hydrogen gas is neutral to litmus paper. Explain how?

Description : Hydrogen gas is neutral to litmus paper. Explain how?

Last Answer : Answer. It is neither acidic nor basic. It does not affect blue and red litmus.

Oxyen is more eletrongative than sulphur, yet `H_(2)S` is acidic while `H_(2)O` in neutral.this is because:

Description : Oxyen is more eletrongative than sulphur, yet `H_(2)S` is acidic while `H_(2)O` in neutral.this is because:

Last Answer : Oxyen is more eletrongative than sulphur, yet `H_(2)S` is acidic while `H_(2)O` in neutral.this is because: A ... (2)S` is more than that of `H_(2)O`.

A green coloured solid compound ̳X‘, gets oxidized to reddish brown solid in presence of air. ̳X‘ on heating gives brown coloured solid ̳Y‘ and two pungent smelling gases ̳A‘ and ̳B‘. ̳A‘ turns acidified potassium dichromate solution green. Name ̳X‘, ̳Y‘, ̳A‘ , ̳B‘ and type of Reaction. (a) CuSO 4 , CuO, SO 2 , SO 3 , decomposition (b) FeSO 4 , Fe, SO 2 , SO 3 , decomposition (c) FeSO 4 , Fe 2 O 3, SO 2 , SO 3 , decomposition (d) FeSO 4 , Fe 2 O 3 , SO 3 , SO 2 , decomposition

Description : A green coloured solid compound ̳X , gets oxidized to reddish brown solid in presence of air. ̳X on heating gives brown coloured solid ̳Y and two pungent smelling gases ̳A and ̳B . ̳A turns acidified potassium ... , SO 3 , decomposition (d) FeSO 4 , Fe 2 O 3 , SO 3 , SO 2 , decomposition

Last Answer : (c) FeSO 4 , Fe 2 O 3, SO 2 , SO 3 , decomposition

Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

Description : Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

Last Answer : alcoholic KOH, chloroform, and primary amine

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Description : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Last Answer : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium ... Methane B. Ethane C. Carbondioxide D. Propane

Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Description : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium iodide?

Last Answer : Which one of the following gases is liberated when ethyl alcohol is heated with methyl magnesium ... Methane B. Ethane C. Carbondioxide D. Propane

A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is :

Description : A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is :

Last Answer : A colorless salt gives violet colour to Bunsen flame and also turns moisture litmus paper blue. It is : A. `Na_(2) ... C. `NaNO_(3)` D. `K_(2)CO_(3)`

Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that :

Description : Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The explanation for it is that :

Last Answer : Concentrated hydrochloric acid when kept in open air sometimes produces a cloud of white fumes. The ... gas to form a cloud of chlorine gas.

Is it permissable for indoor painting to be done while employees are present and inhaling the paint fumes?

Description : Is it permissable for indoor painting to be done while employees are present and inhaling the paint fumes?

Last Answer : I think it would do more harm not just to your employess but your customers the smell of any paint is strong enough to give you a headache

Which scientist prepares organic compound urea by heating inorganic compound ammonium cyanate ?

Description : Which scientist prepares organic compound urea by heating inorganic compound ammonium cyanate ?

Last Answer : Friedrich Voller.

Turbidity of water is an indication of the presence of (A) Suspended inorganic matter (B) Dissolved solids (C) Floating solids (D) Dissolved gases

Description : Turbidity of water is an indication of the presence of (A) Suspended inorganic matter (B) Dissolved solids (C) Floating solids (D) Dissolved gases

Last Answer : (A) Suspended inorganic matter

Pick out the wrong statement. (A) Cp of monatomic gases such as metallic vapor is about 5 kcal/kg.atom (B) The heat capacity of solid inorganic substance is exactly equal to the heatcapacity of the substance in the molten state(C) There is an increase in entropy, when a spontaneous change occurs in anisolated system(D) At absolute zero temperature, the heat capacity for many pure crystallinesubstances is zero

Description : Pick out the wrong statement. (A) Cp of monatomic gases such as metallic vapor is about 5 kcal/kg.atom (B) The heat capacity of solid inorganic substance is exactly equal to the ... isolated system (D) At absolute zero temperature, the heat capacity for many pure crystalline substances is zero

Last Answer : (C) There is an increase in entropy, when a spontaneous change occurs in an isolated system

While many different gases are found in the atmosphere, a number do NOT contribute significantly to solar heating of the atmosphere. Which TWO of the following gases do NOT absorb much heat? w) carbon dioxide x) nitrogen y) water vapor z) oxygen

Description : While many different gases are found in the atmosphere, a number do NOT contribute significantly to solar heating of the atmosphere. Which TWO of the following gases do NOT absorb much heat? w) carbon dioxide x) nitrogen y) water vapor z) oxygen

Last Answer : ANSWER: X and Z -- NITROGEN and OXYGEN

Maximum enzyme activity is observed at (A) Acidic pH (B) Neutral pH (C) Basic pH (D) Optimum pH

Description : Maximum enzyme activity is observed at (A) Acidic pH (B) Neutral pH (C) Basic pH (D) Optimum pH

Last Answer : Answer : D

Riboflavin is heat stable in (A) Acidic medium (B) Alkaline medium (C) Neutral medium (D) Both (A) and (C)

Description : Riboflavin is heat stable in (A) Acidic medium (B) Alkaline medium (C) Neutral medium (D) Both (A) and (C)

Last Answer : Answer : D

Ethereal sulphate is synthesized from the _________ amino acid. (A) Neutral (B) Acidic (C) Basic (D) Sulphur containing

Description : Ethereal sulphate is synthesized from the _________ amino acid. (A) Neutral (B) Acidic (C) Basic (D) Sulphur containing

Last Answer : Answer : D

The third active process for amino acids transport involves (A) Acidic amino acids (B) Basic amino acids (C) Neutral amino acids (D) Sulphur containing amino acids

Description : The third active process for amino acids transport involves (A) Acidic amino acids (B) Basic amino acids (C) Neutral amino acids (D) Sulphur containing amino acids

Last Answer : Answer : C

The amino acid exist as Zwitter ions when they are in (A) solid state (B) acidic solution (C) alkaline solution (D) neutral solution

Description : The amino acid exist as Zwitter ions when they are in (A) solid state (B) acidic solution (C) alkaline solution (D) neutral solution

Last Answer : Answer : D

Drinking soda is – (1) Alkaline (2) Acidic (3) Neutral (4) Oxidant

Description : Drinking soda is – (1) Alkaline (2) Acidic (3) Neutral (4) Oxidant

Last Answer : (2) Acidic Explanation: A soft drink, coke, soda pop, fizzy drink, tonic, .seltzer, mineral, sparkling water or carbonated beverage) is a beverage that typically contains water (often, but not ... other ingredients. Soft drinks are called "soft" in contrast to "hard drinks" (alcoholic beverages).

If the pH value of sewage is 7 A. It is acidic B. It is alkaline C. It is neutral D. None of these

Description : If the pH value of sewage is 7 A. It is acidic B. It is alkaline C. It is neutral D. None of these

Last Answer : ANS: C

Detergents are _basically-Alkaline/ Acidic/Neutral?

Description : Detergents are _basically-Alkaline/ Acidic/Neutral?

Last Answer : Neutral (Detergents are the salts of strong acid and strong base. Hence their solution will be neutral)

Classify the following into acidic, basic, neutral and amphoteric oxides.

Description : Classify the following into acidic, basic, neutral and amphoteric oxides.

Last Answer : Magnesium oxide, carbon dioxide, carbon monoxide, sulphur dioxide, zinc oxide, calcium oxide. Acidic oxide –Sulphur dioxide, carbon dioxide Basic oxide – Magnesium oxide, Calcium oxide Neutral oxide – Carbon monoxide. Amphoteric oxide – Zinc oxide.

Classify Following oxides as Neutral, Acidic, Basic, and Amphoteric?

Description : Classify Following oxides as Neutral, Acidic, Basic, and Amphoteric?

Last Answer : CO - neutral Sio2-acidic Pbo2-amphoteric

How is the acidic , basic character of acids and bases varies with respect to neutral water . Show these variations on the PH scale.

Description : How is the acidic , basic character of acids and bases varies with respect to neutral water . Show these variations on the PH scale.

Last Answer : Ans: The PH of neutral water is 7 ,As the PH of solution deceases from 7 the acid characteristic of the solution increase so the acids having values 1 and 2 are strong acids and when the ... 7 the basic characteristic of the solution increase so the acids having values 11and 12 are strong bases.

Study the following table and choose the correct option: Salt - Parent Acid - Parent Base - Nature of Salt (a) Soidum Chloride - HCI - NaOH - Basic (b) Sodium Carbonate - H2CO3 - NaOH - Neutral (c) Sodium Sulphate - H2SO4 - NaOH - Acidic (d) Sodium Acetate - CH3COOH - NaOH - Basic

Description : Study the following table and choose the correct option: Salt - Parent Acid - Parent Base - Nature of Salt (a) Soidum Chloride - HCI - NaOH - Basic (b) Sodium Carbonate - H2CO3 - NaOH - Neutral (c) Sodium Sulphate - H2SO4 - NaOH - Acidic (d) Sodium Acetate - CH3COOH - NaOH - Basic

Last Answer : Answer: (d) Sodium Acetate - CH3COOH - NaOH - Basic

Honey is (a) alkaline (b) basic after some days (c) acidic (d) neutral

Description : Honey is (a) alkaline (b) basic after some days (c) acidic (d) neutral

Last Answer : (c) acidic

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Description : Most house plants, except cacti, prefer a highly organic and a. Neutral growing medium b. Alkaline growing medium c. Acidic growing medium d. None of above

Last Answer : Acidic growing medium

Rock phosphates are used in— (A) Saline soil (B) Sodic soil (C) Acidic soil (D) Neutral soil

Description : Rock phosphates are used in— (A) Saline soil (B) Sodic soil (C) Acidic soil (D) Neutral soil

Last Answer : (C) Acidic soil

Metallic oxides which react with both acid and base to produce salt and water are called A) Neutral Oxides B) Basic Oxides C) Amphoteric Oxides D) Acidic Oxides

Description : Metallic oxides which react with both acid and base to produce salt and water are called A) Neutral Oxides B) Basic Oxides C) Amphoteric Oxides D) Acidic Oxides

Last Answer : C) Amphoteric Oxides

Baking soda is(a) acidic (b) basic (c) neutral (d) buffer

Description : Baking soda is(a) acidic (b) basic (c) neutral (d) buffer

Last Answer : (b) basic

The nature of calcium phosphate present in tooth enamel is (a)Basic (b)Acidic (c ) Neutral (d) Amphoteric

Description : The nature of calcium phosphate present in tooth enamel is (a)Basic (b)Acidic (c ) Neutral (d) Amphoteric

Last Answer : (a)Basic

Fresh sewage is __________ in nature. (A) Acidic (B) Neutral (C) Alkaline (D) Highly acidic

Description : Fresh sewage is __________ in nature. (A) Acidic (B) Neutral (C) Alkaline (D) Highly acidic

Last Answer : (C) Alkaline

Rocks containing more than 65 % Sio2 are a. Neutral b. Acidic c. Alkaline d. Calcareous

Description : Rocks containing more than 65 % Sio2 are a. Neutral b. Acidic c. Alkaline d. Calcareous

Last Answer : b. Acidic

The manufacture of Kraft pulp is done by a/an __________ process.(A) Alkaline (B) Acidic (C) Neutral (D) None of these

Description : The manufacture of Kraft pulp is done by a/an __________ process. (A) Alkaline (B) Acidic (C) Neutral (D) None of these

Last Answer : (A) Alkaline

Fire clay is __________ refractory material. (A) A basic (B) An acidic (C) A neutral (D) Not a

Description : Fire clay is __________ refractory material. (A) A basic (B) An acidic (C) A neutral (D) Not a

Last Answer : (B) An acidic

Water having pH value as 6, is (A) Alkaline (B) Acidic (C) Neutral (D) None of these

Description : Water having pH value as 6, is (A) Alkaline (B) Acidic (C) Neutral (D) None of these

Last Answer : (B) Acidic

If pH value of water is (A) 7 water it is said to be neutral (B) Less than 7 it is said to be acidic(C) More than 7 it is said to be alkaline (D) All the above

Description : If pH value of water is (A) 7 water it is said to be neutral (B) Less than 7 it is said to be acidic (C) More than 7 it is said to be alkaline (D) All the above

Last Answer : (D) All the above