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Which statement is false for an element,...

Which statement is false for an element, having 2,8,8,2 electronic configuration:-

A

This element is of `II^(nd)` group

B

This element is of `IV^(th)` period

C

It forms `MO_(2)` type oxide

D

It forms `M_(2)O` type oxide

Text Solution

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The correct Answer is:
D
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ALLEN-S-BLOCK ELEMENTS -EXERCISE
  1. The sulphate of which metal does not form alum:-

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  2. The electrolytic reduction process is used for alkali metals, because:...

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  3. Which statement is false for an element, having 2,8,8,2 electronic con...

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  4. Mostly metals are hard, but metals of Ist A group are soft, because:-

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  5. The normal dehydrating agent, which used in a laboratories:-

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  6. What is the decreasing order of standard oxidation potential of K,Ca a...

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  7. Which statement will be true for solution, when Ba is dissolved in amm...

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  8. Alkaline earth metals show:-

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  9. In K,Rb and Cs, the decreasing order of reducing power in gaseous stat...

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  10. Prefix 'Alkali' denotes for:-

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  11. Which of the following is the weakest base:-

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  12. The correct order of density of following elements is: -(Be,Mg,Ca,Sr)

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  13. Identify the correct statement elemental sodium:-

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  14. On addition of metal ions, colour of liquid NH(3)solutions converts in...

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  15. Nitrate of an element of alkali metal group, decomposes on heating, gi...

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  16. On allowing ammonia solution of s-block metals to stand for a long tim...

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  17. Which of the following s-block eleent reacts with NaOH to give water s...

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  18. Dolomite is:-

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  19. Which is having least mpt:-

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  20. When Na and Li placed in dry air we get:-

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