CHILD DEVELOPMENT PEDAGOGY

GROWTH DEVELOPMENT CHILD

FORMATIVE ASSESSMENT

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which substance is a compound?
A
Chlorine
B
Calcium
C
Table Sugar
D
Sodium
Explanation: 

Detailed explanation-1: -The white stuff we know as sugar is sucrose, a molecule composed of 12 atoms of carbon, 22 atoms of hydrogen, and 11 atoms of oxygen (C12H22O11). Like all compounds made from these three elements, sugar is a carbohydrate.

Detailed explanation-2: -Sugar is a compound. It is composed of the chemical elements carbon, hydrogen, and oxygen. One molecule of sucrose, or sugar, contains 12 atoms of carbon, 22 atoms of hydrogen, and 11 atoms of oxygen.

Detailed explanation-3: -Complete answer: Sugar is a compound that is formed by a combination of three atoms: carbon, hydrogen and oxygen. Since these three atoms are chemically joined with each other thus they form a compound in nature.

Detailed explanation-4: -Since the chemical composition of sugar is definite and does not vary, hence it is a pure substance.

There is 1 question to complete.