Sawaal

 Chemistry Questions

Popular Latest Rated
Q:

Atomic number of which of the following elements is greater than that of Aluminium?

A) Phosphorus B) Neon
C) Magnesium D) Sodium
 
Answer & Explanation Answer: A) Phosphorus

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 1122
Q:

Which of the following is used in gunpowder?

A) Potassium bromide B) Potassium nitrate
C) Monopotassium tartarate D) Potassium sulphate
 
Answer & Explanation Answer: B) Potassium nitrate

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 1122
Q:

What is the ratio of masses of hydrogen and oxygen in the water?

A) 1 : 4 B) 1 : 8
C) 1 : 16 D) 1 : 64
 
Answer & Explanation Answer: B) 1 : 8

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1121
Q:

Nitric acid does not react with

A) Gold B) Copper
C) Zinc D) Iron
 
Answer & Explanation Answer: A) Gold

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry

4 1121
Q:

Methane an air pollutant is produced ______.

A) by action of ultraviolet light on nitrogenous compounds. B) as a by-product of manufacturing ammoniacal fertilizers
C) by burning of coal in insufficient air D) by digestion of food by animals
 
Answer & Explanation Answer: D) by digestion of food by animals

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 1121
Q:

Carnotite is an ore/mineral of _____.

A) Beryllium B) Chromium
C) Uranium D) Copper
 
Answer & Explanation Answer: C) Uranium

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1119
Q:

The percentage of nitrogen in the air is about

A) 74% B) 76%
C) 78% D) 80%
 
Answer & Explanation Answer: C) 78%

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

11 1119
Q:

Atomic number of which of the following elements is greater than that of Fluorine?

A) Sodium B) Beryllium
C) Nitrogen D) Boron
 
Answer & Explanation Answer: A) Sodium

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1118