Home
Class 11
CHEMISTRY
Assertion : Hydrogen combines with other...

Assertion : Hydrogen combines with other elements by losing, gaining or sharing of electrons.
Reason : Hydrogen forms electrovalent and covalent bonds with other elements.

A

If both (A) and (R) are correct and (R) is the correct explanation of (A).

B

If both (A) and (R) are correct, but (R) is not the correct explanation of (A).

C

If (A) is correct, but (R) is incorrect.

D

If both (A) and (R) are incorrect.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Assertion : Hydrogen combines with other elements by losing, gaining or sharing electrons. Reason : Hydrogen forms electrovalent and covalent bonds with other elements.

In the following question, an Assertion (A) is followed by a corresponding Reason (R). Use the following keys to choose the appropriate answer. Assertion : In the formation of water molecule, both hydrogen and oxygen atoms attain octet of electrons. Reason : Oxygen atom forms two ionic or electrovalent bonds with two hydrogen atoms.

Assertion : Hydrogen is called a rogue element. Reason: Hydrogen contains one electron in its valence shell.

Hydrogen combines with elements to give binary compounds known as hydrides.: Name the three categories of hydrides.

Assertion : Transition elements shows horizontal similarities in addition to the main group elements. Reason : Their addition electron in a series enters into (n-1) d subshell.

Assertion : Hydrogen has one electron in its orbit but it produces several spectral lines. Reason : There are many excited energy levels available. If both (A) and (R) are correct and (R) is the correct explanation of(A)., If both (A) and (R) are correçt, but (R) is not the correct explanation of (A)., If (A) is correct, but (R) is incorrect., If both (A) and (R) are incorrect.

Assertion: Of all the elements, helium has the highest value of first ionization enthalpy. Reason: Helium has the most positive electron gain enthalpy of all the elements.

In the following question, an Assertion (A) is followed by a corresponding Reason (R). Use the following keys to choose the appropriate answer. Assertion : The atoms in a covalent molecule are said to share electrons, yet some covalent molecules are polar. Reason : In polar covalent molecule, the shared electrons concentrate more near one of the atoms.

Hydrides are binary compounds of hydrogen with other elements. Give one example each for elec tron deficient and electron rich hydride.