Chemistry Questions

Q:

The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.

(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)

A) 2.33 g B) 2.08 g
C) 23.3 g D) 1.04 g
 
Answer & Explanation Answer: A) 2.33 g

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

2 1358
Q:

Which one of the following triad represents Dobereiner's Triad?

A) Li, Na, K B) Na, Sr, Br
C) Li, K, Na D) Li, Ca, C1
 
Answer & Explanation Answer: A) Li, Na, K

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 1357
Q:

_____ is the fourth state of matter.

A) Plasma B) Steam
C) Gas D) Matteroid
 
Answer & Explanation Answer: A) Plasma

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1354
Q:

Which of the following elements has the lowest melting point?

A) Iron B) Nitrogen
C) Iodine D) Lead
 
Answer & Explanation Answer: B) Nitrogen

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1354
Q:

Which of the following fuel has maximum calorific value?

A) Petrol B) Coal
C) Wood D) Cow dung  
 
Answer & Explanation Answer: A) Petrol

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1354
Q:

The chemical weathering of feldspar produces

A) illite B) kaolinite
C) both 1 & 2 D) none
 
Answer & Explanation Answer: C) both 1 & 2

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1354
Q:

Pentane has _____ structural isomers.

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: C) 3

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1354
Q:

What is an endothermic reaction?

A) Reaction in which heat is released. B) Reaction in which heat is absorbed.
C) Reaction in which neither heat is released nor absorbed. D) None of these
 
Answer & Explanation Answer: B) Reaction in which heat is absorbed.

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 1347