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2(c) Rb(d) Fr.WRITE TRUE OF FCORRECTLY1. Atoms of the different elements differ from each other.2. The molecular weight of a compound is just the weight of a molecule.3. A balanced chemical equation is an agreement with law of conservation of mass.4. The substances formed during a chemical reaction are called products.5. The molecular formula of bromine is Br36. Bromine is the only liquid non-metal.7. Neutron is a neutral particle.8. The number of atoms in a single molecule of an element is known as atomicity.9. A molecule of an element consists of atoms of same kind.ALSE FOR EACH STATEMENT. REWRITE THE FALSE STATEMENTB.10. There are 80 non-metals discovered so far.w Trends in ICSE Chemistry - 7 |
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