Home
Class 11
CHEMISTRY
(a). If both (A) and (R) are correct and...

(a). If both (A) and (R) are correct and (R) is the correct explanation for (A).
(b). If both (A) and (R) are correct and (R) is the correct explanation for (A).
(c). If (A) is correct and (R) is incorrect.
(d). If (A) is incorrect and (R) is correct. ltbr. (e). If both (A) and (R) are incorrect.
Q. Assertion (A): Hydroxylamine `(NH_2OH)` contains N, and hence gives prussian blue colour in lassaigne's test.
Reason (R): Hydroxylamine does not contain C, so with `Na` metal. `CN^(c-)` ion is not formed.

Promotional Banner

Similar Questions

Explore conceptually related problems

(a). If both (A) and (R) are correct and (R) is the correct explanation for (A). (b). If both (A) and (R) are correct and (R) is not the correct explanation for (A). (c). If (A) is correct and (R) is incorrect. (d). If (A) is incorrect and (R) is correct.(e). If both (A) and (R) are incorrect. Q. Assertion (A): Hydroxylamine (NH_2OH) contains N, and hence gives prussian blue colour in lassaigne's test. Reason (R): Hydroxylamine does not contain C, so with Na metal. CN^(-) ion is not formed.

(a). If both (A) and (R) are correct and (R) is the correct explanation for (A). (b). If both (A) and (R) are correct and (R) is the correct explanation for (A). (c). If (A) is correct and (R) is incorrect. (d). If (A) is incorrect and (R) is correct. ltbr. (e). If both (A) and (R) are incorrect. Q. Assertion (A): Essential oils are volatile and are isoluble in H_2O Reason (R): Essential oils are purified by steam ditillation.

(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 (A) is incorrect, but (R) is correct. ltbr. (e) if both (A) and (R) are incorrect. Q. Assertion (A): Concentration of H_(2)O_(2) is expressed in volume Reason (R): Volume strength = normality xx5.6

(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 (A) is incorrect, but (R) is correct. ltbr. (e) if both (A) and (R) are incorrect. Q. Assertion (A): Concentration of H_(2)O_(2) is expressed in volume Reason (R): Volume strength = normality xx5.6

(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 (A) is incorrect, but (R) is correct. ltbr. (e) if both (A) and (R) are incorrect. Q. Assertion (A): H_(3)PO_(2) is mono basic acid. Reason (R): Two H-atoms are attached to pghosphorous (P).

(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 (A) is incorrect, but (R) is correct. ltbr. (e) if both (A) and (R) are incorrect. Q. Assertion (A): H_(3)PO_(2) is mono basic acid. Reason (R): Two H-atoms are attached to pghosphorous (P).

(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 (A) is incorrect, but (R) is correct. ltbr. (e) if both (A) and (R) are incorrect. Q. Assertion (A): IN the reaction i_(2) is a oxidant. 2S_(2)O_(3)^(2-)+I_(2)toS_(4)O_(6)^(2-)+2I^(ɵ) Reason (R): During oxidation loss of electron takes place.