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Science TNSB Mentoring
Class 9
Periodic classification of elements
Applications of the modern periodic table
6.
Block elements
Question:
4
m.
Choose the correct option given below:
1.
Select the following pair of substance that combine to form strontium hydroxide:
strontium oxide and acid
strontium oxide and water
strontium oxide and base
strontium oxide and nitrogen
2.
Select the following pair of substance that combine to form strontium hydroxide:
strontium and nitrogen
strontium and base
strontium and water
strontium and acid
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