The electrophile in the nitration of benzene is

The electrophile in the nitration of benzene is

Options

(a) NO₂⁺ (b) NO₂ (c) NO⁺ (d) NO₂⁻

Correct Answer:

NO₂⁺

Explanation:

Nitronium ion (NO₂⁺) is an electrophile that actually attacks on the benzene […]

Which responds to +ve iodoform test

Which responds to +ve iodoform test

Options

(a) butanol (b) butane-1-al (c) butanol-2 (d) 3-pentanone

Correct Answer:

butanol-2

Explanation:

No explanation available. Be the first to write the explanation for this question by […]

Glucose and mannose are

Glucose and mannose are

Options

(a) epimers (b) anomers (c) ketohexoses (d) disaccharides

Correct Answer:

epimers

Explanation:

Gluose and mannose are epimers because they both differ in configuration at C-2 and the Isomer […]

Which is correct about zero order reaction

Which is correct about zero order reaction

Options

(a) Rate of reaction depends on decay constant (b) Rate of reaction is independent of concentration (c) Unit of rate constant is concentration⁻¹ (d) Unit […]

Natural genetic engineer is

Natural genetic engineer is

Options

(a) Pseudomonas putida (b) Agrobacterium tumefaciens (c) Escherichia coli (d) Bacillus sublilis

Correct Answer:

Agrobacterium tumefaciens

Explanation:

A. tumefaciens has the exceptional ability to transfer a particular DNA […]

Similipal is

Similipal is

Options

(a) Sanctuary (b) Biosphere Reserve (c) National Park only (d) Zoo

Correct Answer:

Biosphere Reserve

Explanation:

No explanation available. Be the first to write the explanation for this question by […]

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