Chemistry Questions

Q:

Crystallisation is an example of?

A) Physical Change B) Chemical Change
C) Chemical Reaction D) Galvanisation
 
Answer & Explanation Answer: A) Physical Change

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 663
Q:

The salt concentration (measured as salinity in parts per thousand), is _______ % in sea.

A) 10-20 B) 30-35
C) 40-50 D) 60-70
 
Answer & Explanation Answer: B) 30-35

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 756
Q:

The main mineral constituents of the continental mass are ________ and alumina.

A) iron oxide B) silica
C) water D) oxygen
 
Answer & Explanation Answer: B) silica

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 1017
Q:

What is the process of rust forming on iron called?

A) Rusting B) Crystallisation
C) Shovel D) Spade
 
Answer & Explanation Answer: A) Rusting

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 745
Q:

Which base is present in soap?

A) Sodium hydroxide B) Silicon dioxide
C) Calcium hydroxide D) Ammonium hydroxide
 
Answer & Explanation Answer: A) Sodium hydroxide

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 1199
Q:

Oxide of which of the following will turn red litmus blue?

A) Magnesium B) Phosphorus
C) Sulphur D) Carbon
 
Answer & Explanation Answer: A) Magnesium

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 655
Q:

Which of the following statement(s) is/are CORRECT?

I. Acids are sour in taste and generate H+ ions.

II. Acids are sour in taste and generate OH– ions.

III. Bases are bitter intaste and generate OH– ions.

A) Only I and III B) Only I and II
C) Only II and III D) All I, II and III
 
Answer & Explanation Answer: A) Only I and III

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 8016
Q:

Binomial Nomenclature was founded by

A) Charles Darwin B) Robert Nucleus
C) Carl Linnaeus D) Lamarck
 
Answer & Explanation Answer: C) Carl Linnaeus

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 636