Question

One marks objective Questions
Q1. Identify element from the following:
Sugar, sodium, stone, wood
Q2. Identify the solution from the following:
Soll,sea watermilk, Sulphur
Q3.Chemist's counting unit is:
Gram, kilograms,mole, milligrams.
Q4. Monoatomic among the following
He, P4, S8,H2​

Answer 1

Answers are given below.

Explanation:

• Sodium is an element.
• A substance that is made up of one type of atom and can not be decomposed further is called an element.
• Seawater is a solution.
• A solution is made up of solute and solvent.
• The chemists counting unit is the mole.
• The measuring unit of a chemical substance is called a mole.
• He is monoatomic.
• A monoatomic consists of only one atom.