Sawaal
4
Q:

Which of the following group is NOT Dobereiner Triads?

 

A) Li, Na, K B) N, P Au
C) Cl, Br, I D) Ca, Sr, Ba

Answer:   B) N, P Au



Explanation:
Subject: Chemistry
Exam Prep: Bank Exams
Related Questions
Q:

Which of the following is a correct pair according to increasing atomic number from left to right?

A) He, H B) Na, Ne
C) Be, B D) Ca, Cl
 
Answer & Explanation Answer: C) Be, B

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 597
Q:

Fill in the blank with the most appropriate option.

 

Ethanol is denatured to ___.

 

A) make it unsuitable for drinking B) make it suitable for drinking
C) increase its stability D) make it suitable as an antiseptic
 
Answer & Explanation Answer: A) make it unsuitable for drinking

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

1 15227
Q:

By volume, 21% of air is _______________.

 

A) hydrogen B) oxygen
C) nitrogen D) carbon dioxide
 
Answer & Explanation Answer: B) oxygen

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 9541
Q:

Which of the following statements are CORRECT?

 


I. The soap molecules form structures called micelles.


II Soap micelles cannot scatter light.


III. Oily dirt gets collected in the center of the micelle.

 

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

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 19357
Q:

Isotopes of an element have ______.

 

A) Same physical properties B) Different chemical properties
C) Different number of neutrons D) Different atomic number
 
Answer & Explanation Answer: C) Different number of neutrons

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 11154
Q:

____ is the process in which acids and bases react to form salts and water.

A) Distillation B) Electrolysis
C) Neutralisation D) Hydrolysis
 
Answer & Explanation Answer: C) Neutralisation

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

1 585
Q:

Which among the following noble gas has highest molar mass?

 

A) Kr   B)  Ne  
C)  Ar   D)  Xe
 
Answer & Explanation Answer: D)  Xe

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 27983
Q:

Galvanization a process to prevent rusting involves use of ___ coating to steel or iron.

A) Nickel B) Magnesium
C) Copper D) Zinc
 
Answer & Explanation Answer: D) Zinc

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

0 620