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The alkali metals...

The alkali metals

A

form salt like hydrides

B

form salts which are predominantly covalent

C

show decreased chemical reactivity with dry oxygen in going from Li to Cs

D

show increasing electronegativity from Li to Cs

Text Solution

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The correct Answer is:
A
The alkali metals form salt like hydrides.
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ARIHANT PUBLICATION JHARKHAND-PERIODIC CLASSIFICATION OF ELEMENTS-EXAM BOOSTER FOR CRACKING EXAM
  1. Who developed the long form of periodic table?

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  2. The base of modern periodic table is

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  3. Dobereiner triad is

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  4. Zero group was introduced by

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  5. Which of the following statement about the modern periodic table is co...

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  6. Which of the following has the lowest ionisation potential?

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  7. If an element X forms an oxide X(2)O(3), then find the group in Mendel...

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  8. In which of the following carbon is most electronegative?

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  9. C and Si are placed in the same group, because

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  10. Which of the following has highest melting point?

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  11. Which of the following is not a periodic property?

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  12. The alkali metals

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  13. If an element is in fifth group, then with respect to the hydrogen, it...

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  14. Which of the following is not the characteristics of alkali metals?

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  15. The alkali metals are strong reducing agents due to

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  16. Which of the following is paramagnetic?

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  17. A trend common to both alkali metals and halogens is that as the atomi...

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  18. Which of the following has density greater than water?

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  19. With the increase in atomic weights,melting points of the alkali metal...

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  20. Compared with alkaline earth metals, the alkali metals exhibit

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