Inorganic Chemistry One Liner Questions & Answers


Questions Answers
1 UNESCO inaugurated the celebration of 2019 as the International Year of the Periodic Table of Chemical Elements to celebrate its completion of how many years? 150
2 What is the usual property of oxides of Groups 3 and 4? Basic and Acidic
3 The element found maximum in the soil layer is – Oxygen
4 Which is present in the largest amount in terms of percent by mass in the earth’s crust? Oxygen
5 Which is the most abundant element after Oxygen? Silicon
6 Which is the most common element in the Universe? Hydrogen
7 Approximately how many different chemical elements exist on the earth? 100
8 The chemical composition of a diamond is? Carbon
9 Which element was first produced artificially? Technetium