(A) Sodium Chloride
(B) Ammonium Sulphate
(C) Sodium Carbonate
(D) Calcium Carbonate
Tag: Everyday Science mcqs
Why is phosphorus kept under water?
(A) To make it durable
(B) To make it wet
(C) To save it from catching fire when exposed to dry air
(D) Water forms a protective coating on it
Uranium eventually decays into a stable isotope of?
(A) Lead
(B) Polonium
(C) Thorium
(D) Radium
Which of these is liquid at room temperature?
(A) Chlorine
(B) Oxygen
(C) Iodine
(D) Bromine
What will be the color of litmus paper turn into when dipped in orange juice?
(A) Red
(B) Purple
(C) Blue
(D) Orange
Which of these is not a noble gas?
(A) Argon
(B) Hydrogen
(C) Krypton
(D) Neon
Which of the following metals does not react with water to produce Hydrogen?
(A) Sodium
(B) Potassium
(C) Lithium
(D) Cadmium
The most abundant element is the earth’s crust is?
(A) Silicon
(B) Aluminium
(C) Nitrogen
(D) Oxygen