Quiz No.4 Senior One [ Balance The Equation] B

1. The physical state .................. is written beside the solid state

S

L

Aq

None

2. choose the suitable numerical balance to the following Equation in simplest form : AlBr₃ + K -------------- KBr + Al

1-2-2-1

1-1-1-1

1-3-3-1

None

3. Chemical Equation Should Be balance to acheive

Law of energy

Law of mass conservation

Law of physics

None

4. The arrow in chemical equation referes to ..................

Products

Reactants

Reaction conditions

None

5. choose the suitable numerical balance to the following Equation in simplest form : LiNO₃ + CaBr₂ -------------------- Ca(NO₃)₂ + LiBr

2-1-1-2

2-2-2-2

3-1-1-3

None