1021 Ethyl chloride with nascent hydrogen produces_________________? Chemistry Medium Full question → A methane B ethane C propane D butane
1022 Which C-X bond has the highest bond energy per mole ? Chemistry Medium Full question → A C-F B C-C C C-Br D C-I
1023 Vinylacetylene combines with HCI to form___________________? Chemistry Medium Full question → A polyacetylene B benzene C chloroprene D divinyl acetylene
1024 Raney nickel is prepared from ______________________ by treating with caustic soda? Chemistry Medium Full question → A Ni-Cu alloy B Ni-Fe alloy C Ni-Al alloy D Ni-Mg alloy
1025 Reactivity due to pi-electrons is present in_________________? Chemistry Medium Full question → A alkane B alkene C alkyne D both B & C
1026 Removal of halogen and hydrogen atom is_________________? Chemistry Medium Full question → A halogenation B dehalogenation C dehydrohalogenation D hydrohalogenation
1027 General formula of alkyne is______________? Chemistry Medium Full question → A CnH2n + 2 B CnH2n – 2 C CnH2n D CnH2n + 2
1028 Order of ease of halogenation in alkane is________________? Chemistry Medium Full question → A I2>Cl2>Br2>F2 B F2>Cl2>I2>Br2 C F2>Cl2>Br2>I2 D Cl2>F2>Br2>I2
1029 Incomplete oxidation of methane in the limited supply of air forms ? Chemistry Medium Full question → A CO2 and H2O B CH3OH C CO + H2 + C D CO + H2O + C
1030 Upto ___________________ C atoms alkanes are gases? Chemistry Medium Full question → A 2 B 3 C 4 D 6
1031 Dehalogenation of ethyl tetrahalide will give____________________? Chemistry Medium Full question → A ethene B ethyne C ethyl halide D all of the above are possible
1032 Commercial detergents contain mainly _____________? Chemistry Medium Full question → A RCOON B RONa C RSNa D ROsO3Na
1033 _____________ surfactants perform well over a wide range water hardness and PH? Chemistry Medium Full question → A Anionic B Cationic C Nonionic D Neutral
1034 Polyethylene Glycols are used in the preparation of which type of detergents? Chemistry Medium Full question → A Cationic detergents B Anionic detergents C Non-ionic detergents soap D All of above
1035 The by-product of the process of Saponification is___________? Chemistry Medium Full question → A Methanol B Glycol C Glycerol D Sodium hydroxide
1036 Which of the following statements is false about transition metals? Chemistry Medium Full question → A They form complexes B They show variable valency C All transition metal compounds are paramagnetic D They form coloured ions
1037 Colour in transition metal compounds is attributed to____________? Chemistry Medium Full question → A Small sized metal ions B Absorption of light in UV region C Complete ns sub-shell D Incomplete (n-1) d sub-shell
1038 The maximum oxidation shown by manages is_________? Chemistry Medium Full question → A 2 B 4 C 5 D 7
1039 Which of the following is soluble in water? Chemistry Medium Full question → A AgF B AgCl C AgBr D AgI
1040 Which of the following alloys contain(s) Cu and Zn? Chemistry Medium Full question → A Bronze B Brass C Gun-metal D Type metal