For Rb(Z=37), points out the number of electrons present in ... — Chemistry | Mockzy

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For Rb(Z=37), points out the number of electrons present in L and N shells respectively -

8 and 18

18 and 8

8 and 8

2 and 8

There are 10 neutrons in the nucleus of the element zM19. It belongs to -

The electronic configuration of an element is 1s²,2s²2p⁶,3s²3p⁴. The atomic numb

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(A), (B) and (C) are elements in the second short period. Oxide of (A) is ionic, that of (B) is amph

The basic character of MgO, SrO, K₂O and NiO increases in the order -

Arrange into the order of increasing basicity (NO₂, K₂O, ZnO) -

Arrange the following hydrides in their increasing acid strength [CH₄, H₂S, PH₃ and SiH₄] -

Consider the M(OH)₃ formed by all the group 13 elements. The correct sequence of acidic strength of

The correct order regarding the electro-negativity of hybrid orbitals of carbon is ?

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