Sawaal

 Chemistry Questions

Popular Latest Rated
Q:

When electricity is passed through an aqueous solution of Sodium Chloride (brine), it decomposes to form.

 

A) NaOH + H2 + Cl2 B) NaOH + H2 + O2
C) NaOH + HCl + H2 D) NaOH + H2 + N2
 
Answer & Explanation Answer: A) NaOH + H2 + Cl2

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

3 1111
Q:

___ is one of the states of matter obtained by cooling a gas of very low density to extremely low temperatures.

A) Gas B) Plasma
C) Bose-Einstein Condensate (BEC) D) Plasma Condensate
 
Answer & Explanation Answer: C) Bose-Einstein Condensate (BEC)

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

0 1110
Q:

By how many atomic mass units do subsequent members of homologous series differ?

A) 26 B) 32
C) 20 D) 14
 
Answer & Explanation Answer: D) 14

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1107
Q:

Which of the following statements is Incorrect?

A) Atomic size increases from top to bottom B) All the elements of a group have same valency
C) Isotopes of the same elements are placed in the same group D) Atomic radius generally decreases from left to right
 
Answer & Explanation Answer: C) Isotopes of the same elements are placed in the same group

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

2 1105
Q:

For dilution of a concentrated acid, we should add:

A) water into the diluted acid B) water into the concentrated acid
C) first water into the acid and then more acid into the water D) concentrated acid into water
 
Answer & Explanation Answer: B) water into the concentrated acid

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

0 1103
Q:

Curd contains mainly ___ acid.

A) Benzoic B) Fumaric
C) Lactic D) Malic
 
Answer & Explanation Answer: C) Lactic

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

2 1101
Q:

The number of valence electrons in an atom of Phosphorous is

A) 4 B) 3
C) 2 D) 5
 
Answer & Explanation Answer: D) 5

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1098
Q:

Saturated Hydrocarbons are called

A) alkynes B) isomers
C) alkanes D) alkenes
 
Answer & Explanation Answer: C) alkanes

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1093