📚NCERT Questions

175 solved questions with detailed explanations

121

Why is reduction with iron scrap and hydrochloric acid preferred for reducing nitro compounds to amines?

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122

Which of the following compounds will be most reactive towards nucleophilic addition reactions?

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123

Which of the following compounds will give a positive iodoform test?

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124

What is the IUPAC name for CH3NHCH2CH3?

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125

Which of the following aldehydes will undergo Cannizzaro reaction when treated with concentrated alkali?

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126

Which of the following represents the correct IUPAC name for the compound CH₃CH₂CH₂CHO?

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127

The conversion of primary aromatic amines into diazonium salts is known as:

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128

What is the IUPAC name for the compound CH₃CH₂CH₂CHO?

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129

Why does the solubility of amines in water decrease with an increase in their molar mass?

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130

Which of the following reagents can be used to distinguish between aldehydes and ketones by forming a bright silver mirror?

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131

Commercially, glucose is obtained from starch by boiling it with dilute H2SO4 under what conditions?

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132

Which type of amine does NOT react with benzenesulphonyl chloride (Hinsberg's reagent)?

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133

Among isomeric primary, secondary, and tertiary amines, which generally has the highest boiling point?

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134

Maltose is composed of two α-D-glucose units. The C1 of one glucose unit is linked to which carbon of the second glucose unit?

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135

Which of the following reagents is used in Rosenmund reduction to prepare aldehydes from acyl chlorides?

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136

Aniline does not undergo Friedel-Crafts reaction due to:

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137

A monosaccharide containing an aldehyde group is known as an:

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138

Why are aromatic amines generally weaker bases than ammonia?

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139

In the double helix structure of DNA, adenine (A) forms hydrogen bonds with which base?

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140

Which of the following carboxylic acids is the strongest acid?

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