CHM101 INTRODUCTORY INORGANIC CHEMISTRY TMA3 QUESTIONS AND ANSWER

Question 1. Which of the following scientists made zero contributions to the development of periodic table?

Answer is J.J Thompson

Question 2. All cations are smaller than all common anions excerpt_____?

Answer is Rubidium

Question 3. Which of these elements has the electronic configuration of 1s22s22p63s23p63d104s1?

Answer is Cu

Question 4. The energy absorbed of release when an electron is added to a gaseous atom is known as _____?

Answer is Electron affinity

Question 5. Hydrogen can be obtained economically as a bi-product in the electrolysis of _____?

Answer is Brine

Question 7. One half of the distance between the nucleic of two adjacent metal atoms in a close crystals lattice is called______?

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Answer is metallic radius

Question 8. What was the main reason for the rejection of Newlands law of octaves?

Answer is it could not hold good for element heavier than calcium

Question 9. The tendency of an atom to attract shared electron pair of bond towards itself is known as _______?

Answer is electronegativity

Question 10. Which of this is not a properties of metallic elements?

Answer is they form acidic oxide

Question 11. The presence of hydrogen bond in most molecules is responsible for the following except _____?

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Answer is low boiling point

Question 12. Which of these is not an S-block element?

Answer is Zn

Question 13. Which of these is not a covalent hydride?

Answer is hydroelectric acid gas

Question 14. Which of the following is not a D- block element?

Answer is aluminum

Question 15. One half distance between the nucleic of two atoms bonded together by a single bond is known as

Answer is Covalent radius

Question 16. When alkali metals are heated with hydrogen, they form____ hydride?

Answer is metallic

Question 17. An hybrids orbital that has greater s-character is more likely to possess _____?

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Answer is higher ionization energy

Question 18. Which of the following is not true as we move down the group of s-block and p-block element in periodic table?

Answer is effective nuclear charge is relatively constant

Question 19. Which of these is an sp-hybridized compound?

Answer is CH4

Question 20. The energy required to remove two valence electrons of a metallic atoms is called ____?

Answer is second ionization energy.

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