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This section includes 155 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
151. |
B.P. of branched chain alkanes as compared to straight chain alkanes are [MP PMT 1987; AIIMS 1999] |
A. | Lower |
B. | Equal |
C. | Higher |
D. | Independent of the chain |
Answer» B. Equal | |
152. |
Which is the best antiknock compound or Which one of the following substances is used as an antiknock compound [CPMT 1974, 81, 99, 2000;RPMT 2002; CBSE PMT 1996; KCET (Med.) 2000 MP PET 1985, 87, 97, 2001; MP PMT 1994, 96; AIIMS 2000] |
A. | Lead tetrachloride |
B. | Lead acetate |
C. | Zinc ethyl |
D. | Tetraethyl lead (TEL) |
Answer» E. | |
153. |
The most volatile compound is [DPMT 2000] |
A. | 2, 2-dimethyl propane |
B. | 2-methyl butane |
C. | Isobutane |
D. | n-pentane |
Answer» B. 2-methyl butane | |
154. |
A mixture of methane, ethylene and acetylene gases is passed through a Wolf's bottle containing ammoniacal cuprous chloride. The gas coming out is [NCERT 1976] |
A. | Methane |
B. | Acetylene |
C. | A mixture of methane and ethylene |
D. | The original mixture |
Answer» D. The original mixture | |
155. |
How many types of carbon atoms are present in 2, 2, 3-trimethylpentane |
A. | One |
B. | Two |
C. | Three |
D. | Four |
Answer» E. | |