Question

B. Statements given below are incorrect. Write the
correct statements :
1. The smallest unit of a pure substance is called
an atom. moleco
2. The symbol of the element sodium is 'So'. NA
3. The symbol NaHCO3 stands for washing soda.
4. The symbolic representation of a molecule of a
compound is called symbol of that compound.
5. The number of atoms in a molecule of sulphur
da. 03
are 4.​

Answer 1

Explanation:

1. atom
2. sodium→Na
3. Na2CO3 it is baking soda
4. yes
5. I can't understand this one

mark me BRAINLIEST

Answer 2

1. correct

2.correct

3.incorrect

4.correct

5.incorrect