Let's solve each question step by step:
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1. What are the elements nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi) collectively called?
- These elements belong to the same group in the periodic table.
- They are all part of
Group 15, also known as the
Nitrogen Family or
Pnictogens.
Answer: Pnictogens
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2. What do you call a group of elements in the same row as you move from left to right across the periodic table?
- Elements in the same row are called a
period.
- Periods are horizontal rows in the periodic table.
Answer: Period
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3. How many groups or families are there on the periodic table?
- The periodic table has
18 groups or families.
- These groups are numbered from 1 to 18.
Answer: 18
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4. How many periods are there on the periodic table?
- The periodic table has
7 periods.
- These periods are horizontal rows, and they increase in atomic number as you move down the table.
Answer: 7
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5. Are most elements in the periodic table classified as metals or nonmetals?
- Most elements in the periodic table are classified as
metals.
- Metals occupy the majority of the periodic table, especially on the left side and in the middle.
Answer: Metals
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6. Are the nonmetal elements on the periodic table’s left or right side?
- Nonmetals are primarily located on the
right side of the periodic table.
- The transition metals and inner transition metals occupy the central region, while nonmetals are found towards the right.
Answer: Right side
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7. The element that has the atomic number 17 is _______
- The element with atomic number 17 is
chlorine (Cl).
- Chlorine is a halogen and is located in Group 17 (Halogens).
Answer: Chlorine (Cl)
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8. Ni is the symbol for what element?
- The symbol "Ni" stands for
Nickel.
- Nickel is a transition metal located in Group 10.
Answer: Nickel
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9. Write down the symbol for two noble gases.
- Noble gases are in Group 18 (the far-right column) and are known for their full outer electron shells.
- Two examples of noble gases are:
- Helium (He)
- Neon (Ne)
Answer: He, Ne
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10. Write down the symbol for two transition metals.
- Transition metals are located in Groups 3–12 of the periodic table.
- Two examples of transition metals are:
- Iron (Fe)
- Copper (Cu)
Answer: Fe, Cu
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Final Answers:
1.
Pnictogens
2.
Period
3.
18
4.
7
5.
Metals
6.
Right side
7.
Chlorine (Cl)
8.
Nickel
9.
He, Ne
10.
Fe, Cu
Boxed Final Answer:
\[
\boxed{
\begin{array}{l}
1. \text{Pnictogens} \\
2. \text{Period} \\
3. 18 \\
4. 7 \\
5. \text{Metals} \\
6. \text{Right side} \\
7. \text{Chlorine (Cl)} \\
8. \text{Nickel} \\
9. \text{He, Ne} \\
10. \text{Fe, Cu}
\end{array}
}
\]
Parent Tip: Review the logic above to help your child master the concept of periodic table families worksheet.
