Solution-Write balanced equations, Electron dot formulae

Write balanced equations

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Reference no: EM13277681

1. Write correct formulae for the following:

a) sodium chloride

b) calcium bromide

c) aluminum sulfide

d) magnesium sulfate

e) phosphoric acid

2. Using the electron dot formulae (Lewis structures) with only the valence electrons, show the bonding in:

a) beryllium chloride

b) ammonia (NH₃)

c) methylene chloride (CH₂Cl₂)

d) calcium chloride

e) acetylene (C₂H₂)

3. Balance the following chemical equations:

a) K₂CO₃ + HNO₃ →KNO₃ + CO₂ + H₂O

b) KClO₃ →KCl + O₂

4. Write balanced equations for the following: (3 marks each)

a) sodium + chlorine gas (Cl₂) →sodium chloride

b) nitric acid + calcium hydroxide →calcium nitrate + water

Reference no: EM13277681

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Write balanced equations

Reference no: EM13277681

Reference no: EM13277681

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