Oxide and halide ores — task. Science TNSB Mentoring, Class 10.

Answer the following questions using the data given below:

1.

Assertion:	Hematite ore is purified by the hydraulic method.
Reason:	It is an oxide ore of Iron

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

2.

Assertion:	Iron pyrite ore is purified by the froth floatation method.
Reason:	It is a sulphide ore of Iron.

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

Login or Fast registration

Exit to the topic

Did you find an error?