How many neutrons are in hydrogen...? Mcqs

Latest MCQs

How many neutrons are in hydrogen...?

(A) 0
(B) 1

(C) 2
(D) 3

Latest MCQs

CU is the symbol of which element of the periodic table:...?

(A) Chromium
(B) Copper

(C) Carbon
(D) None of these

Latest MCQs

splitting of water into hydrogen and oxygen is an example of ______...?

(A) Evaporation
(B) Condensation

(C) Decomposition
(D) Sublimation

Latest MCQs

What is most common salt in sea water...?

(A) Calcium barbonate
(B) Potassium Chloride

(C) Sodium Chloride
(D) Magnesium Sulphate

Latest MCQs

The gases used in different types of welding would include:...?

(A) Oxygen and hydrogen
(B) Oxygen, hydrogen, acetylene and nitrogen

(C) Oxygen, acetylene and argon
(D) Oxygen and acetylene

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What makes a lemon sour...?

(A) Tartaric acid
(B) Citric acid

(C) Acetic acid
(D) Hydrochloric acid

Latest MCQs

The Third Most abundant element is:...?

(A) Oxygen
(B) Silicon

(C) Aluminium
(D) None ofthese

Latest MCQs

Which Muslim scientist is considered to be the founder of chemistry___...?

(A) Jabir bin Hayan
(B) Al Beroni

(C) Yaqoob Alkandi
(D) None

Latest MCQs

Which of the following is used in normal pencils...?

(A) Graphite
(B) Silicon

(C) Charcoal
(D) Slate

Latest MCQs

Which gas is known as laughing gas...?

(A) Nitrous oxide N2O
(B) Nitrogen

(C) Methane
(D) None of these

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