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Target: 10 Questions in 10 minutes
An IB Chemistry data booklet is helpful |
1. In which block of the Periodic Table is the element argon, Ar?
- A. s-block
- B. p-block
- C. d-block
- D. f-block
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2. Which statement is true for Calcium, Ca?
- A. It is a non-metal in group 2 and period 4
- B. It is a metal in group 4 and period 2
- C. It forms a chloride of formula CaCl
- D. Its valence electrons are in an s sub-shell
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| 3. Which element has 3 valence electrons and 4 occupied shells
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4. Which statement is true?
- A. Metallic character increases from left to right across the Periodic Table
- B. The elements on the left of the Periodic Table are mainly non-metals
- C. Most elements in the Periodic Table are metalloids
- D. Metals increase in reactivity down a group
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Q5+6 refers to the following Periodic Table:
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| 5. Which block represents the halogens? |
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| 6. Which block represents the transition elements? |
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7. Element X has the electronic configuration 1s22s22p63s23p1
Which statement is correct for this element?
- A. It has 13 protons
- B. It is in group 1 of the Periodic Table
- C. It forms a chloride of empirical formula XCl
- D. It is in period 5 of the Periodic Table
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8. Which of the following is true for elements in the same group of the Periodic Table?
- A. They have the same reactivity
- B. They have same number of electron shells
- C. They have the same number of valence electrons
- D. The have same number of protons
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9. Element Y is in group 16 and period 5. Which statement is true for element Y?
- A. Y has 5 valence electrons
- B. Y is a transition element
- C. the last electron in Y is in a ‘p’ sub-shell
- D. Y can form ions Y3-
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| 10. Which element is a metalloid?
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