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Assertion: NO is an acidic oxide while C...

Assertion: NO is an acidic oxide while `CrO_(3)` is a basic oxide.
Reason: Oxides of metals are generally basic and oxides of non-metals are generally acidic.

A

If both assertion and reason are true and reason is the correct explanation of assertion

B

If the assertion and reason are true but reason is not the correct explanation of assertion.

C

If assertion is true but reason is false.

D

If assertion is false but reason is true.

Text Solution

Verified by Experts

The correct Answer is:
D
Assertion: NO is a neutral oxide while `CrO_(3)` is an acidic oxide.
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A2Z-CLASSIFICATION OF ELEMENTS AND PERIODICITY OF PROPERTIES-Section B - Assertion Reasoning
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  2. Assertion: the decreasing order of acidic character of CO(2),N(2)O(5),...

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  3. Assertion: NO is an acidic oxide while CrO(3) is a basic oxide. Reas...

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  4. Assertion: F is more electronegative than Cl. Reason: F has high ele...

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  12. Assertion: The first ionisation enthalpy of aluminium is lower than th...

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  13. Assertion: Helium and beryllium have similar outer electronic configur...

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  14. Assertion: the 4f^(-) and 5f^(-) inner transition series of elements a...

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  15. Assertion: The atomic radii of the elements of the oxygen family are s...

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  16. Assertion: F atom has less negative electron gain enthaply than Ci ato...

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  17. Assertion: The first ionisation energy of Be is greater than that of B...

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  18. Assertion: In general, for an element, IE(1) lt IE(2) lt IE(3).... R...

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  19. Assertion: Generally, ionisation enthalpy than beryllium. Reason: Wh...

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  20. Assertion: Boron has a smaller first ionisation enthalpy than berylliu...

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