Halogen Family (Grade 10)
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Halogen Family
1.
Which of the following is true for ALL of the elements in the halogen family?
- They all have more than 10 protons.
- They all have an atomic mass of over 20 amu.
- They all are gases at STP.
- They all have 7 valence electrons.
2.
Which of the following increases going down Group 17 on the Periodic Table?
- the number of valence electrons
- the number of electron shells
- the electronegativity
- the first ionization energy
3.
Which of the following elements could a halogen bond with to form a stable ionic compound?
- Cu
- Mg
- Cs
- Al
4.
Which of the following statements is true about halogens?
- They have low electronegativity values, compared to nonmetals.
- They are all liquids at STP.
- They react only with Group 1 metals.
- They are very reactive nonmetals.
5.
How many bonds can an atom of chlorine form?
- 1
- 2
- 3
- 4
6.
How many atoms of iodine are needed to react with one atom of magnesium?
- 2
- 3
- 4
- 1
7.
Which of the following halogens is the most reactive?
- F
- Br
- Cl
- I
8.
Which of the following halogens has the weakest attraction for electrons?
- Cl
- Br
- F
- I
9.
Iodine is a solid at STP due to its strong intermolecular forces, relative to mercury.
- True
- False
10.
State one property that results from halogens having 7 valence electrons.
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