Oxide and halide ores — task. Science Test Space, Class 10.

Answer the following questions using the data given below:

1.

Assertion:	Cuprite ore is purified by the hydraulic method.
Reason:	It is an oxide ore of Copper.

Assertion is wrong, reason is correct
The assertion is correct, but the reasoning is wrong
Assertion and reason are correct, reason doesn't explains the assertion
Both assertion and reason are correct; reason explains the assertion.

2.

Assertion:	Galena is an ore of Aluminium.
Reason:	Sulphide ores are purified by the froth floatation method.

The assertion is correct, but the reasoning is wrong
Both assertion and reason are correct; reason explains the assertion.
Assertion is wrong, reason is correct
Assertion and reason are correct, reason doesn't explains the assertion

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