51. The antiseptic action of dettol is due to presence of
52. Unsaturated carbon compounds burn in oxygen with excessive black smoke providing a flame with . . . . . . . .
53. Which of the following is not an explosive?
54. Which of the following acids is present in red ants?
55. Formula of ethanol . . . . . . . . is.
56. Study the following statements.
1. The gas supplied in cylinders for cooking is mixture of C3H8 and C4H10.
2. The thermal decomposition of alkanes is known as cracking.
3. Paraffin wax is saturated hydrocarbons.
Which of the statements given above are correct?
1. The gas supplied in cylinders for cooking is mixture of C3H8 and C4H10.
2. The thermal decomposition of alkanes is known as cracking.
3. Paraffin wax is saturated hydrocarbons.
Which of the statements given above are correct?
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