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* The d-block elements are called as.........elements, a) Transition b) Metalloid c) Normal qd) Iner transition, The size of an atom is indicated by its........, a) atomic number b) radius c) number of shells d) atomic mass, s+++18 the distance between the nucleus of the atom and its outermost shell., a) Atomic radius b) Atomic diameter c) atomic mass d) atomic size, )Atomic radius is expressed in the unit ....., a) nanometer b) picometer c) micrometer d) millimeter, The tendency of an element to form cation is the .......... character of that element., a) non metallic b) basic c) metallic d) acidic, sees iS in liquid form in the halogen family., a) Fluorine b) Chlorine c) Bromine d) lodine, ) While going from top to bottom in a group the atomic radius........., a) increases b) decreases c) remains same d) No change occurs, *) The tendency of an element to form anion is the .......... character of that element., a) non metallic b) basic c) metallic d) acidic, The elements from the zero group are called..., a) alkali metals b) alkaline earth metals c) halogen d) noble gases, Writing a chemical reaction in brief by using chemical formulae is called as......., a) chemical change 6) chemical symbol, c) chemical equation d) chemical reaction, When the positive charge on an ion increases or the negative charge on them, decreases it is called as.............., a) reduction b) corrosion c) oxidation d) decomposition, The chemical reaction in which two or more products are formed from a single, reactant is called ..............reaction., , , , a) decomposition b) combination, c) displacement d) double displacement, , In the chemical equation the .................are written on the left hand side ., a) products b) reactants c) element qd) catalyst, , Aqueous solution of ZnSO, is added into the aqueous solution of BaCl, , this is the, , example of ......reaction., a) displacement b) double displacement c) redox d) reduction., , The unit of electrical power is ...., , a) Volt b) Watt c) Joul d) Ampere