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10 questions
Magnesium reacts with oxygen to make
magnesium oxide / basic in nature
magnesium oxide / acidic in nature
When sodium reacts with water it produces ___________
hydrogen
carbon dioxide
The metal oxides which dissolve in water are called
Alkali
Acid solution
Metal oxides reacts with acids and form corresponding salt and water .The reaction is called ____________
Neutralization reaction
Acid - base reaction
Metal oxides which show both the properties of acids and base are called
Amphoteric oxides
Metamorphic
Sodium is kept in the oil in Lab .
because it is highly reactive
because its really soft
When sodium reacts with water it starts floating
because hydrogen formed sticks to its surface and makes it less dense
because it is less dense than water
Sodium and potassium are highly reactive .
yes
no
Nitric acid does not produce hydrogen gas when reacts with metals because
its oxidising agent
its reducing agent
sodium and potassium react vigorously with dilute hydrochloric acid . According to reactivity which metal will produce more bubbles with high temperature
sodium
potassium
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