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प्र: Atomic number is equal to 1567 0

उत्तर : 2. "Numbers of protons"

प्र: The most electronegative element among the following is 1692 1

उत्तर : 3. "fluorine"

प्र: Which one of the following metals does not react with water to produce Hydrogen? 2131 0

उत्तर : 1. "Cadmium"

प्र: The oxide of Nitrogen used in medicine as anaesthetic is ? 2117 0

उत्तर : 1. "Nitrogen pentoxide"

प्र: Which gas is used in fire extinguishers ? 1571 1

उत्तर : 1. "Carbon dioxide"

प्र: Which of the following is produced during the formation of photochemical smog ? 3054 1

उत्तर : 4. "Ozone"

प्र: Aspirin is 1626 0

उत्तर : 1. "acetyl salicylic acid"

प्र: Water drops are spherical because of ? 1405 0

प्र: Atomic number is equal to 1567 05c2dc20bf11ee42b64688fe9

उत्तर : 2. "Numbers of protons"

प्र: The most electronegative element among the following is 1692 15c2dc1a194bba731de8f0a45

उत्तर : 3. "fluorine"

प्र: Which one of the following metals does not react with water to produce Hydrogen? 2131 05c2dc16c94bba731de8f0a40

उत्तर : 1. "Cadmium"

प्र: The oxide of Nitrogen used in medicine as anaesthetic is ? 2117 05c2dc137f11ee42b64688fe4

उत्तर : 1. "Nitrogen pentoxide"

प्र: Which gas is used in fire extinguishers ? 1571 15c2dc34c94bba731de8f0a4f

उत्तर : 1. "Carbon dioxide"

प्र: Which of the following is produced during the formation of photochemical smog ? 3054 15c2dc3a8f11ee42b64688ff8

उत्तर : 4. "Ozone"

प्र: Aspirin is 1626 05c2dc10394bba731de8f0a3b

उत्तर : 1. "acetyl salicylic acid"

प्र: Water drops are spherical because of ? 1405 05c2dc0d094bba731de8f0a36

उत्तर : 4. "surface tension"

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प्र: Atomic number is equal to 1567 0

प्र: The most electronegative element among the following is 1692 1

प्र: Which one of the following metals does not react with water to produce Hydrogen? 2131 0

प्र: The oxide of Nitrogen used in medicine as anaesthetic is ? 2117 0

प्र: Which gas is used in fire extinguishers ? 1571 1

प्र: Which of the following is produced during the formation of photochemical smog ? 3054 1

प्र: Aspirin is 1626 0

प्र: Water drops are spherical because of ? 1405 0