MCQ - NIOS Class 10 Science & Technology What were the reasons for the failure of Newlands’ law of octaves? 08/06/2023 WNA24 100 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Show that chlorine, bromine and iodine (atomic masses 35·5, 80 and 127 respectively) constitute a triad. 08/06/2023 WNA24 143 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology State Dobereiner’s law of triads. 08/06/2023 WNA24 117 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Objective questions 08/06/2023 WNA24 129 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Let us find how many riddles you can solve. 08/06/2023 WNA24 61 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Metalloids are present along the diagonal line starting from group 13 and going down to group 16. Do they justify their position in the modern periodic table? 08/06/2023 WNA24 67 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Give any two defects of Mendeleev’s periodic table which has been removed in modern periodic table. How were they removed ? 08/06/2023 WNA24 71 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Explain any three defects of Mendeleev’s periodic table. 08/06/2023 WNA24 64 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology Mendeleev’s periodic table had some blank spaces. What did they signify? 08/06/2023 WNA24 69 Views 0 Comments Read more
MCQ - NIOS Class 10 Science & Technology In Mendeleev’s periodic classification, whether chemically similar elements are placed in a group or in a period? 08/06/2023 WNA24 58 Views 0 Comments Read more