Chemistry Questions

Q:

A yellow element that stinks when burned

A) Bromine B) Sulphur
C) Chlorine D) Fluorine
 
Answer & Explanation Answer: B) Sulphur

Explanation:

A yellow element that stinks when burned is Sulphur.

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk , Bank PO

1 2437
Q:

Which of the following is a micro nutrient?

A) Mg B) Cl
C) P D) Ca
 
Answer & Explanation Answer: B) Cl

Explanation:

The micronutrients (or trace minerals): boron (B), chlorine (Cl), manganese (Mn), iron (Fe), zinc (Zn), copper (Cu), molybdenum (Mo), nickel (Ni). and cobalt (Co).

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , GATE
Job Role: Analyst , Bank Clerk , Bank PO

1 2435
Q:

The pH value of a sample of multiple-distilled water is

A) zero B) 14
C) very near to zero D) very near to seven
 
Answer & Explanation Answer: D) very near to seven

Explanation:

Water  is  neutral  and  has  a  pH value  of  7  and  because  here it  is multiple distilled water, it would be very near to seven

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

3 2434
Q:

What temperature is considered freezing?

Answer

We have all been taught that water freezes at 32 degrees Fahrenheit, 0 degrees Celsius, 273.15 Kelvin. That's not always the case, though. Scientists have found liquid water as cold as -40 degrees F in clouds and even cooled water down to -42 degrees F in the lab.

Report Error

View answer Workspace Report Error Discuss

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

2 2428
Q:

Brown stains in vessels and clothes indicate the presence of high quantities of ________ in water

A) Magnesium B) Calcium
C) Manganese D) Chromium
 
Answer & Explanation Answer: C) Manganese

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 2425
Q:

Process of gaining electrons is known as _____.

A) oxidation B) reduction
C) radiation D) both oxidation and reduction
 
Answer & Explanation Answer: B) reduction

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

0 2416
Q:

Which of the following is not a strong acid?

A) H2SO4 B) CH3COOH
C) HCl D) HBr
 
Answer & Explanation Answer: B) CH3COOH

Explanation:

CH3COOH, chemically known as Acetic acid, is not a strong acid among the given acids like Sulphuric acid, Hydrochloric acid,...

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 2402
Q:

Metals that are liquid at room temperature?

A) Caesium B) Gallium
C) Rubidium D) Mercury
 
Answer & Explanation Answer: D) Mercury

Explanation:

Mercury is the only metal that is in liqid form at room temperature. Caesium, Gallim and Rubidium are also metals that are in liquid form but at slightly high temperature than the room temperature.

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

1 2401