11
Q:

What are long chains of Carbon Molecules called

A) Ribosomes B) Hydrocarbons
C) Polymers D) None

Answer:   C) Polymers



Explanation:

A small organic molecule (sugars or amino acids), several of which may be bonded together to form a chain called a polymer.

Subject: Chemistry
Exam Prep: AIEEE , Bank Exams
Job Role: Bank PO
Q:

Apart from proposing atomic theory, what did John Dalton researched on?

 

A) Plants B) Colour blindness
C) Penicillin D) Plastic
 
Answer & Explanation Answer: B) Colour blindness

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 68
Q:

What is formed when helium atom loses one electron?

 

A) Proton B) Positive helium ion
C) Negative helium ion D) Alpha particle
 
Answer & Explanation Answer: B) Positive helium ion

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 58
Q:

The mass of one molecule of oxygen is

 

A) 2.3 x 10-23 g B) 3.3 x 10-23 g
C) 4.3 x 10-23 g D) 5.3 x 10-23 g
 
Answer & Explanation Answer: D) 5.3 x 10-23 g

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

1 206
Q:

Which of the following is used in the preparation of tincture iodine, cough syrup and many tonics?

A) Methanol B) Ethanoic acid
C) Acetic acid D) Ethanol
 
Answer & Explanation Answer: D) Ethanol

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 125
Q:

According to Newlands' law of Octaves, how many elements exist in nature?

A) 56 B) 66
C) 55 D) 65
 
Answer & Explanation Answer: A) 56

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

0 96
Q:

Which of the following metals reacts vigorously with cold water?

A) Potassium B) Aluminium
C) Zinc D) Iron
 
Answer & Explanation Answer: A) Potassium

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 68
Q:

The number of electrons that can be accommodated in the M shell is

A) 18 B) 8
C) 2 D) 32
 
Answer & Explanation Answer: A) 18

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

3 74
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

2 77