Mock Test 1
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Mock Test 1
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25 Questions

1. The atomic weight of Cu is 63.546. There are only two naturally occurring isotopes of copper, 63Cu and 65Cu. The natural abundance of the 63Cu isotope must be
2. A person having which of the following blood groups can receive blood of any group?
3. Choose the correct Antonym - IDLE
4. The reaction between yttrium metal and dilute hydrochloric acid produced H2 (g) and Y3+ ions. The molar ratio of yttrium used to produce hydrogen is
5. Activity of brain is recorded by
6. The number of atoms present in 0.5 g atom of nitrogen is same as the atoms in
7. are shaped by the transfer of heat energy via the general circulation of the atmosphere.
8. 2 mole of H2S and 11.2 L of SO2 at N.T.P react to form x mole of sulphur. Value of x is
9. In balancing the half reaction, CN' CNO' the number of electrons that must be added is
10. A Centigrade and a Fahrenheit thermometer are dipped in boiling water. The water temperature is lowered until the Fahrenheit thermometer registers 140°. What is the fall in temperature as registered by the Centigrade thermometer?
11. Choose the correct Antonym - IDLE
12. In India, present trend of rapid urbanization is due to
13. The green colour of leaves is due to the presence of
14. In a reaction, 4 mole of electrons are transferred to one mole of HNO3. The possible product obtained due to reduction is
15. Choose the correct Antonym - ANCIENT
16. Choose the correct Antonym - ANCIENT
17. More is _____ of conditions on the moon than _____ conditions on any other planet.
18. Methyl benzoate is prepared by the reaction between benzoic acid and methanol, according to the equation C6H5COOH + CH3OH → C6H5COOCH3 +H2O . In an experiment 24.4 g of benzoic acid were reacted with 70 ml of CH3OH. The density of CH3OH is 0.79g/ml. The methyl benzoate produced had a mass of 21.6g. What was the percentage yield of product?
19. Ajivika sect was founded by
20. A sample of ammonium phosphate (NH4)3PO4 contains 3.18 mole of hydrogen atoms. The number of moles of oxygen atoms in this sample are
21. The total number of atoms in 64 g of sulphur dioxide is
22. A person suffering from Beriberi should take
23. A gene is
24. The first law of thermodynamics confirms the law of
25. When plant cell wall is kept in saline drip, cell