pH value equal to 7 is?

pH value equal to 7 is?
by

1 Answer

Answer :

Neutral solutions (eq: water)
by

Related questions

A rainfall may be classified as acidic if its pH value is less or equal to A. 6 B. 7 C. 5 D. 6.5

Description : A rainfall may be classified as acidic if its pH value is less or equal to A. 6 B. 7 C. 5 D. 6.5

Last Answer : ANS: C

WASTE WATER Engineering Objective Questions Pdf :: Q No: 151 The pH value of fresh sewage is usually A. Equal to 7 B. More than 7 C. Less than 7 D. Equal to zero

Description : WASTE WATER Engineering Objective Questions Pdf :: Q No: 151 The pH value of fresh sewage is usually A. Equal to 7 B. More than 7 C. Less than 7 D. Equal to zero

Last Answer : ANS: B

As per I.S. 456 - 1978, the pH value of water shall be (A) Less than 6 (B) Equal to 6 (C) Not less than 6 (D) Equal to 7

Description : As per I.S. 456 - 1978, the pH value of water shall be (A) Less than 6 (B) Equal to 6 (C) Not less than 6 (D) Equal to 7

Last Answer : Answer: Option C

The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Description : The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Last Answer : (3) less than 7 Explanation: The pH level of lemon juice is, 2.00 to 2.60. It varies depending on the lemon. pH expresses different levels of acidity or alkalinity within a solution.

The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Description : The pH of lemon juice is expected to be (1) equal to 7 (2) nothing can be predicted (3) less than 7 (4) more than 7

Last Answer : less than 7

The pH value of Puzzolanic concrete is ________________ that of ordinary concrete [ A ] lower than [ B ] much lower than [ C ] higher than [ D ] equal

Description : The pH value of Puzzolanic concrete is ________________ that of ordinary concrete [ A ] lower than [ B ] much lower than [ C ] higher than [ D ] equal

Last Answer : [ B ] much lower than

The pH value of Puzzolanic concrete is ________________ that of ordinary concrete [ A ] lower than [ B ] much lower than [ C ] higher than [ D ] equal

Description : The pH value of Puzzolanic concrete is ________________ that of ordinary concrete [ A ] lower than [ B ] much lower than [ C ] higher than [ D ] equal

Last Answer : [ B ] much lower than

pH value more than 7 is?

Description : pH value more than 7 is?

Last Answer : Bases in nature

pH value less than 7 is?

Description : pH value less than 7 is?

Last Answer : Acidic in nature

If any water contains acetic acid then its pH value is less than 7. The pH value of rain water is 5-6. Does this water contain acetic acid ?

Description : If any water contains acetic acid then its pH value is less than 7. The pH value of rain water is 5-6. Does this water contain acetic acid ?

Last Answer : Absolutely. There are different types of toxic gases in our atmosphere , such as: SO3, CO2, NO2 , etc. Produces which mixes with rain water and falls to the ground.

Which of the following has pH value 7? (1) Pure Water (2) H2SO4 (3) Sodium Carbonate (4) HCl

Description : Which of the following has pH value 7? (1) Pure Water (2) H2SO4 (3) Sodium Carbonate (4) HCl

Last Answer : (1) Pure Water Explanation: In chemistry, pH is a numeric scale used to specify the acidity or basicity of an aqueous solution. Solutions with a pH less than 7 are acidic and solutions with a pH greater than ... basic. Pure water is neutral, being neither an acid nor basic; so it has pH value of 7.

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

Pick up the correct statement from the following: A. pH value indicates acidity and alkalinity of sewage B. In acidic sewage, the pH value is less than 7 C. In alkaline sewage, the pH value is more than 7 D. All the above

Description : Pick up the correct statement from the following: A. pH value indicates acidity and alkalinity of sewage B. In acidic sewage, the pH value is less than 7 C. In alkaline sewage, the pH value is more than 7 D. All the above

Last Answer : ANS: D

pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Description : pH value of sludge during alkaline regression stage, is A. More than 7 B. Less than 7 C. Less than 6 D. More than 6

Last Answer : ANS: A

pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Description : pH value of soil is maintained at __________ by the addition of fertiliser for optimum growth and health of the plant. (A) 4-5 (B) 7-8 (C) 9-10 (D) 12-13

Last Answer : (B) 7-8

Scale formation in boiler is controlled by (A) Preheating of feed water (B) Reduction in hardness, silica & alumina in feed water (C) Keeping the pH value of feed water just below 7 (D) Eliminating H2S in feed water

Description : Scale formation in boiler is controlled by (A) Preheating of feed water (B) Reduction in hardness, silica & alumina in feed water (C) Keeping the pH value of feed water just below 7 (D) Eliminating H2S in feed water

Last Answer : (B) Reduction in hardness, silica & alumina in feed water

The pH value of oxidised sewage is about (A) 1.8 (B) 6.2 (C) 7.3 (D) 13.4

Description : The pH value of oxidised sewage is about (A) 1.8 (B) 6.2 (C) 7.3 (D) 13.4

Last Answer : (C) 7.3

Pick out the false statement pertaining to water treatment(A) Aeration of water is effective in CO2removal(B) The zeolite water softening process reduces the hardness of water by notmore than 50%(C) Sodium sulphate or sodium carbonate do not cause hardness in water(D) Water with pH value less than 7, is acidic.

Description : Pick out the false statement pertaining to water treatment. (A) Aeration of water is effective in CO2 removal (B) The zeolite water softening process reduces the hardness of water by not more than 50% (C ... carbonate do not cause hardness in water (D) Water with pH value less than 7, is acidic

Last Answer : (B) The zeolite water softening process reduces the hardness of water by not more than 50%

The pH value of water fit for drinking, is (A) 13 (B) 11 (C) 9 (D) 7

Description : The pH value of water fit for drinking, is (A) 13 (B) 11 (C) 9 (D) 7

Last Answer : (D) 7

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

For maximum alkalinity of water, pH value should be (A) Zero (B) Less than 7 (C) More than 7 (D) 14

Description : For maximum alkalinity of water, pH value should be  (A) Zero  (B) Less than 7  (C) More than 7  (D) 14

Last Answer : (D) 14

Pick up the correct statement from the following: (A) The pH value of neutral water is 7 (B) The maximum acidity is obtained when pH value is zero (C) The maximum alkalinity is obtained when pH value is 14 (D) All the above

Description : Pick up the correct statement from the following:  (A) The pH value of neutral water is 7  (B) The maximum acidity is obtained when pH value is zero . (C) The maximum alkalinity is obtained when pH value is 14  (D) All the above

Last Answer : (D) All the above

The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with ammonia ions to form (A) Mono-chloramine (NHCl) (B) Di-chloramine (NH2Cl) (C) Nitrogen tri-chloramine (NCl3) (D) All the above

Description : The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with  ammonia ions to form  (A) Mono-chloramine (NHCl)  (B) Di-chloramine (NH2Cl)  (C) Nitrogen tri-chloramine (NCl3)  (D) All the above

Last Answer : (D) All the above

Pick up the correct statement from the following: (A) A soil having pH value more than 7 is an acidic soil (B) A soil having pH value less than 7 is an acidic soil (C) A soil having pH value more than 7 is an alkaline soil (D) A soil containing chemicals for the manufacture of Portland cement is preferred

Description : Pick up the correct statement from the following: (A) A soil having pH value more than 7 is an acidic soil (B) A soil having pH value less than 7 is an acidic soil (C) A soil ... more than 7 is an alkaline soil (D) A soil containing chemicals for the manufacture of Portland cement is preferred

Last Answer : Answer: Option B

The PH value of water shall not less than. (a) 5.0 (b) 6.0 (c) 6.5 (d) 7.0

Description : The PH value of water shall not less than. (a) 5.0 (b) 6.0 (c) 6.5 (d) 7.0

Last Answer : (b) 6.0

PH value of drinking water as per wh0 standards should lie between a)5 and 5.5 b)6 and 7 c) 7 and 7.5 d)7 and 8.5*

Description : PH value of drinking water as per wh0 standards should lie between a)5 and 5.5 b)6 and 7 c) 7 and 7.5 d)7 and 8.5*

Last Answer : d)7 and 8.5*

In intestine pH value is (a) pH 7.00 (b) pH 8.5-9.00 (c) pH 8.00 (d) pH 2.5-4.5

Description : In intestine pH value is (a) pH 7.00 (b) pH 8.5-9.00 (c) pH 8.00 (d) pH 2.5-4.5

Last Answer : (b) pH 8.5-9.00

Which of the following has pH value 7? (1) Pure Water (2) H2 SO4 (3) Sodium Carbonate (4) HCl

Description : Which of the following has pH value 7? (1) Pure Water (2) H2 SO4 (3) Sodium Carbonate (4) HCl

Last Answer :  Pure Water

pH value between 6.5-7.5 makes the soil (1) Basic (2) Neutral (3) Acidic (4) None of these

Description : pH value between 6.5-7.5 makes the soil (1) Basic (2) Neutral (3) Acidic (4) None of these

Last Answer : None of these

The pH of gastric juice released during digestion is a) Less than seven b) More than seven c) Equal to seven d) Equal to zero

Description : The pH of gastric juice released during digestion is a) Less than seven b) More than seven c) Equal to seven d) Equal to zero

Last Answer : a) Less than seven

The Michaelis constant, Km is (A) Numerically equal to ½ Vmax (B) Dependent on the enzyme concentration (C) Independent of pH (D) Numerically equal to the substrate concentration that gives half maximal velocity

Description : The Michaelis constant, Km is (A) Numerically equal to ½ Vmax (B) Dependent on the enzyme concentration (C) Independent of pH (D) Numerically equal to the substrate concentration that gives half maximal velocity

Last Answer : Answer : D

The isoelectric point of a protein is (a) the pH at which the protein molecule has no charges on its surface. (b) the pH at which a protein in solution has an equal number of positive and negative charges. (c) the electric charge under isothermal conditions. (b) None of these

Description : The isoelectric point of a protein is (a) the pH at which the protein molecule has no charges on its surface. (b) the pH at which a protein in solution has an equal number of positive and negative charges. (c) the electric charge under isothermal conditions. (b) None of these

Last Answer : the pH at which a protein in solution has an equal number of positive and negative charges