101)Gram-molar volume is equal to
102)In the reaction Na + H2O -> NaOH + H2 ↑, how many moles of Na_ and H2O react together to form NaOH and H2?
103)Phenopthale in indicator gets pink colour in
104)HCl solution with Na2CO3 and NaHCO3 produces
105)Milk of magnesia is
106)Which of the following quantum numbers describes the orientation of orbital in space around the nucleus of atom?
107)The maximum number of electrons in n = 3 main energy level given as
108)Modern periodic law states that the properties of elements are functions of their
109)Which of the following is the p-block element?
110)How many s-block elements and p-block elements are there in the third period of the periodic table?
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