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Riya08
@riya08
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Joined: Dec 29, 2021
Last seen: Mar 10, 2022
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Answer to: List-I - List-II (Parameter) (Unit) (a) Cell constant → (i) S cm^2mol^-1 (b) Molar conductivity → (ii) Dimensionless (c) Conductivity → (iii) m^-1

Correct answer: (1) (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii) Explanation: Cell constant = ⇒ Unit = m-1 Molar conductivity (∧m ) ⇒ Units = Sm2 m...

3 years ago
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Answer to: In which one of the following sets all species show disproportionation reaction?

Correct answer: (3) MnO4-, ClO2-, Cl2 and Mn3+ Explanation: all species that show disproportionation reaction. MnO4- Mn is in +7 oxidation sta...

3 years ago
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Answer to: Product (A) of above reaction is:

Correct answer: (b) Explanation: It is an example of intramolecular Wurtz reaction Na → Na+ + e-  figure.png

3 years ago
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Answer to: Which of the following is an aromatic species?

Correct answer: (c) Explanation: An aromatic compound have cyclic clouds of delocalised (4n + 2) π electrons above and below the plane of the mole...

3 years ago
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Answer to: Arrange the following in decreasing order of reactivity towards EAS (electrophilic aromatic substitution)

Correct answer: (a) a > b > c Explanation: -CH3 > -CD3 > - CT3 Order of hyperconjugation on the basis of bond energy. Strong bond me...

3 years ago
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Answer to: Identify the position where electrophilic aromatic substitution (EAS) is most favourable.

Correct answer: (b) B Explanation: (+ M group) (More activating group)

3 years ago
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Answer to: The two compounds A and B obtained from 1-butyne can be distinguished by

Correct answer: (c) iodoform test Explanation: (A ketone with - COCH3 group)

3 years ago
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Answer to: The principal nitrogenous excretory compound in humans is synthesised

Correct answer: (a) In the liver but eliminated mostly through kidneys

3 years ago
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Answer to: Nerves, blood vessels and ureter enters into the kidney through

Correct answer: (b) hilum Explanation: Nerves, blood vessels and ureter enters into the kidney through hilum.

3 years ago
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Answer to: Presence of __________ in urine indicates diabetes mellitus.

Correct answer: (d) Both a and c Explanation: Presence of ketone bodies and glucose in urine indicates diabetes mellitus.

3 years ago
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3 years ago
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Answer to: Which one of the following statements in regard to the excretion by the human kidneys is correct?

Correct answer: (d) Nearly 99 percent of the glomerular filtrate is reabsorbed by the renal tubules

3 years ago
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Answer to: Kidneys are located in (a) thoracic cavity (b) abdominal cavity (c) body cavity (d) pelvic cavity

Correct answer: (b) abdominal cavity Explanation: Kidneys are present in abdominal cavity along with digestive organs. Body cavity contains bra...

3 years ago
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Answer to: Average blood filtered by kidneys per minute is

Correct answer: (d) 1100 – 1200 mL Explanation: On an average kidneys filter 1100 – 1200 mL of blood per minute.

3 years ago
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Answer to: pH of human urine is (a) 7.0 (b) 6.5 (c) 6.0 (d) 7.5

Correct answer: (b) 6.5 Explanation: The average pH of human urine is 6.5.

3 years ago
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Answer to: JG cells release (a) angiotensin II (b) aldosterone (c) renin (d) ANF

Correct answer: (c) renin Explanation: A fall in glomerular blood flow activates JG cells to release renin.

3 years ago
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Answer to: Reabsorption of filtrate occurs in (a) renal tubules (b) glomerular apparatus

Correct answer: (a) renal tubules Explanation: Nearly 99 per cent of the filtrate is absorbed by renal tubules.

3 years ago
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