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You Are On Multi Choice Question Bank SET 1334
66701. The nucleus of a hydrogen atom consists of
66702. The heat required to raise the temperature of body by 1 K is called
66703. The nuclear particles which are assumed to hold the nucleons together are
66704. The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is
66705. The octane number of zero is assigned to
66706. The metal that is used as a catalyst in the hydrogenation of oils is
66707. The most abundant rare gas in the atmosphere is
66708. The Latin word formica means ant. The name formic acid is derived from this Latin word because
66709. The ore which is found in abundance in India is
66710. The inherited traits of an organism are controlled by
66711. The heat energy produced when the human body metabolises 1 gram of fat is
66712. What are the number of moles of CO2 which contains 16 g of oxygen?
66713. The main use of salt in the diet is to
66714. The monomer of polythene is
66715. The luster of a metal is due to
66716. The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is
66717. The most malleable metal is
66718. The oil used in the froth floatation process is
66719. The number of waves in n x 10th Bohr's orbit are
66720. The mass of one Avogadro number of helium atom is
66721. The items amenable to detection by soft x-rays are
66722. The material which can be deformed permanently by heat and pressure is called a
66723. The mass number of a nucleus is
66724. The inexpensive and commonly used variety of glass is called soda glass. It is called so because
66725. The gas used in the manufacture of vanaspati from vegetable oil is
66726. The ionic radii of N3-, O2-, F- and Na+ follows the order
66727. The graphite rods in the nuclear reactor
66728. The first metal used by man was
66729. The hydronium ion is
66730. The most electropositive elements among the following is
66731. The method that cannot be used for removing permanent hardness of water is
66732. The following are the half lives of four active isotopes. Which one of the following is the most dangerous to handle?
66733. The gas used for artificial ripening of green fruit is
66734. Zone refining is used for the purification of
66735. The main chemical constituent of the oil of cardamom which is responsible for flavour of this oil is
66736. The molecule which has the highest percentage of ionic character among the following is
66737. The high reactivity of fluorine is due to
66738. The iron ore magnetite consists of
66739. The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is
66740. The major constituent of air is
66741. The main chemical constituent of clay is
66742. The mineral containing both magnesium and calcium is
66743. The metal does not give H2 on treatment with dilute HCL is
66744. The number of g-molecule of oxygen in 6.02 x 1024CO molecules is
66745. The most extensive, commercially useful source of thorium as monazite sand occurs in India at
66746. The main active constituent of tea and coffee is
66747. The maximum number of isomers for an alkene with molecular formula C4H8 is
66748. The hardest form of carbon is
66749. The most important ore of aluminium is
66750. The organic reaction represented by equation CH3 - CH = O + H2NOH gives CH3 - CH - NH + H2O is an example of
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