Which of the statement are correct?...

Which of the statement are correct?

Physical quantity represented by work in joule is `kg m^(2) s^(-2)`

physical quantity represented by force in newton is `kg m^(2) S^(-1)`

physical quantity represented by work in joule is `kg m s^(-2)`

Physical quantity represented by fore in newton is `kg m^(2) s^(-2)`

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The correct Answer is:

A, B

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Which of the statements are correct?

(a) Alkenes are more reactive than alkynes towards electrophilic addition reaction.

(b) Alkynes are more reactive than alkenes towards nucleophilic addition reaction.

(d) Catalytic hydrogenation of alkenes is more reactive than alkynes.

(a) `Be_2C+H_2Orarr` Marsh gas

(b) `Al_4C_3+H_2Orarr` Gas is a content of CNG

(d) `Ca_3P_2+H_2Orarr` Gas is used in Holme signals with `CaC_2`

Aldoses reacts with Bendict's solution and `PhNHNH_(2)`.

Aldoses do not react with `NaHSO_(3)`.

Ketoses react with Fehling's solution and `PhNHNH_(2)`.

Ketoses react with `NaHSO_(3)`.