Q.1. Find out and classify the following as an atom, an element,
molecule of element, molecule of compound and mixtures.
Water, salt, baking soda, washing soda, pure gold biscuit,
helium gas, hydrogen gas, oxygen gas, panipuri, lemonade.
Q.2. Make a model of NaCl, CaC1, A1 O Mg(OH), using creative
way and guess the acidic radical and basic radical in each
compound. Find out the atomicity of each compound. Write the
valency of each atom each compound.
Dear parents kindly note that next weekly test will be conducted
on ATOMS, MOLECULES AND RADICALS.
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Answer:
water=molecule
salt=atom
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Explanation:
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