Hamad Chemistry Basic Concept 16/04/2020 A. Relative abundance B. Average mass of element C. Number of isotopes D. Relative isotopic mass Related Mcqs: Which of the following is not a macromolecule ?A. sand B. haemoglobin C. diamond D. maltose... Which of the following statements is wrong about isotopes ?A. they possess different mass number B. they possess different physical properties C. they possess same chemical properties D. they possess different position in the periodic table... A solution has pH = 0 its H+ ion concentration is__________________?A. 1 x 10-1 B. 1 x 10-14 C. 1 x 10-7 D. 1... 1 mole of electron has mass in microgram_________________?A. 1.008 x 10-3 B. 5.5 x 10-4 C. 1.84 x 10-4 D. 1.673 x 10-3... Which of the following elements has greater 1st ionization energy__________________?A. B B. C C. N D. O...
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