B. Statements given below are incorrect. Write correct statements : 1. Noble gases can react chemically with each other. 2. Non-metals are generally solids and good conductors of electricity. 3. The smallest unit of matter which may or may not have independent existence is called molecule. 4. The molecules of a compound may contain atoms of different elements combined together in different ratio. 5. Elements can be divided into three classes, i.e., metals, non-metals and gases.
Answers
Answers
1.Noble gases can not react chemically with each other.
2. Non metals are generally solids or gases and poor conductors of electricity.
3. The smallest unit of matter which have independent existence is molecule.
4. The molecules of compound contains atoms of different elements combined in a definite ratio.
5. Elements can be divided into three classes i.e. metals ,nonmetals and metalloids
Answer:
1 Ans in noble gases can not react chemically with each other.
2 Ans non metals are generally solid or gases and poor conductors of electricity .
3 Ans the smallest unit of matter which have independent existence is called molecule.
4 Ans the molecule of compound contain autumns of different element combine definite ratio .
5 Ans elements can be divided into three classes I.e., metals, non metals, metabolics.
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