ICSE Class 9 The Periodic Table — practice questions
25 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice ICSE Class 9 The Periodic Table in the app →Mendeleev arranged elements in order of:How many groups does the modern periodic table contain?Alkali metals belong to which group?Halogens belong to which group?Noble gases are in which group?Which of the following is an alkaline earth metal?Newlands' law of octaves was based on:Atomic number is equal to the number of:Across a period, the size of an atom:Down a group, the metallic character generally:Which has the largest atomic radius?Which element shows valency 7?Element X with electronic configuration 2,8,3 belongs to:Which property increases across a period and decreases down a group?Why is the third period of the periodic table also called a short period?Atomic mass of an element equals:Which element is in period 2 and group 14?Which property of an element shows the greatest periodic change?Which is the lightest noble gas?Why are alkali metals stored under kerosene?Which property determines the position of an element in the periodic table?Which family of elements is highly UNreactive?Diagonal relationship is shown between:In the modern periodic table, transition elements occupy:Which element does NOT exist in nature?