Related Questions

• Among the following organic acids, the acid present in rancid butter is:
• Which of the following set of elements is written correctly in the order of their increasing metallic character?
• On moving from left to right in a period in the periodic table, the atomic number of elements increases. What ...
• Which one of the following does not increase while moving down the group of the periodic table:
• The element which form a basic oxide has the atomic number of:
• The element which can form an acidic oxide should be the one whose atomic number is:
• The correct formula of the oxide of Eka-aluminium element predicted by Mendeleev’s was:
• Which of the following are the correct characteristics of isotopes of an element? (i) Same atomic mass (ii) ...
• The atomic numbers of the elements Na, Mg, K and Ca are 11, 12, 19 and 20 respectively. The element ...
• The correct increasing order of the atomic radii of the elements oxygen, fluorine and nitrogen is: