Sodium reacts with water vigorously than lithium because-It has higher atomic mass-It is more electropositive-It is a metal-It is more electronegative-

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S Block Elements

Sodium reacts...

Question

Sodium reacts with water vigorously than lithium because:

It has higher atomic mass

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It is more electropositive

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It is more electronegative

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It is a metal

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Solution

The correct option is B It is more electropositive
As we go down the group the ease with which the electron can be extracted increases. Thus Na is more electropositive compared to lithium, leading to higher reactivity towards water.

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Similar questions

State whether the following statements are true or false :
(a) A sodium ion has positive charge because it has more protons than a neutral atom.
(b) A chloride ion has negative charge because it has more electrons than a neutral atom.

Q. 5. Lithium metal reacts with water gently while Na metal reacts with water vigorously. This is because of (1) High oxidation potential of Li than Na (2) High melting point of Li than N (3) Low heat of reaction of Li than Na with H2O (4) Low ionic mobility of Li+ in aqueous medium

Q. Sodium reacts with water more vigorously than lithium because it :

Q. Sodium and potassium react with water much more vigorously than lithium because:

The value of electrode potential of lithium is more -ve than sodium then why why it react with water less vigorously then sodium ??

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Sodium reacts with water vigorously than lithium because:

The correct option is B It is more electropositive As we go down the group the ease with which the electron can be extracted increases. Thus Na is more electropositive compared to lithium, leading to higher reactivity towards water.

The correct option is B It is more electropositive
As we go down the group the ease with which the electron can be extracted increases. Thus Na is more electropositive compared to lithium, leading to higher reactivity towards water.