Elements of Group 1 and 2

1. A.
   Barium
2. B.
   Calcium
3. C.
   Magnesium
4. D.
   Beryllium

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1. A.
   Barium chloride
2. B.
   Barium sulphate
3. C.
   Barium sulphide
4. D.
   Barium nitrate

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1. A.
   Adsorbate
2. B.
   Inhibitor
3. C.
   Catalyst
4. D.
   Promoter

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1. A.
   $\mathrm{NaNO_3}$
2. B.
   $\mathrm{KNO_3}$
3. C.
   $\mathrm{RbNO_3}$
4. D.
   $\mathrm{LiNO_3}$

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1. A.
   Sodium
2. B.
   Potassium
3. C.
   Lithium
4. D.
   Magnesium

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1. A.
   $\mathrm{CaOCl_2}$
2. B.
   $\mathrm{CaO_2Cl_2}$
3. C.
   CaOCl
4. D.
   $\mathrm{CaCl_2}$

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1. A.
   High density
2. B.
   Compounds are paramagnetic
3. C.
   Form dipositive ions only
4. D.
   Most electropositive elements

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1. A.
   Potassium dichromate
2. B.
   Sodium chromate
3. C.
   Iron chromate
4. D.
   Nickel

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1. A.
   Crimson red
2. B.
   Deep blue black
3. C.
   Orange
4. D.
   Faint green

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1. A.
   B
2. B.
   Na
3. C.
   Mg
4. D.
   Al

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