Which of the following element would lose an electron easily?
READ MORE +Which of the following element would lose an electron easily?
READ MORE +Which of the following properties does not match element of the halogen family?
READ MORE +Which one of the following elements exhibit maximum number of valence electrons?
READ MORE +An element-X has mass number 40 and contains 21 neutrons in its atom. To which group of the periodic table does it belong?
READ MORE +Which of the following are the characteristics of isotopes of an element?
READ MORE +Element ‘A’ has electronic configuration 2, 7; ‘B’ has electronic configuration 2, 8, 5 and ‘C’ has electronic configuration 2, 8, 7
READ MORE +Arrange the following elements in the order of their increasing non-metallic character
READ MORE +Which of the following gives the correct increasing order of the atomic radii of O, F and N?
READ MORE +Which of the following property will be common in group 1 elements?
READ MORE +What type of oxide would E&a-aluminium form?
READ MORE +Which of the following elements does not lose an electron easily?
READ MORE +The valence shell of element A contains 3 electrons while the valence shell of element B contains 6 electrons
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