Integrated Science – Periodic Table WS 1



Integrated Science – Periodic Table WS 1

1. Identify the family or group the following elements belong to:

a. Li _______________

b. Ba _______________

c. W _______________

d. Ga _______________

e. Te _______________

f. Br _______________

g. Au _______________

h. Cu _______________

i. Np _______________

j. Cr _______________

k. Be _______________

l. He _______________

m. F _______________

n. B _______________

o. Al _______________

p. Md _______________

2. Predict whether the following elements would gain or lose electrons to satisfy the octet rule, and the charge each element would likely form:

a. Li gain / lose _____

b. Ba gain / lose _____

c. Se gain / lose _____

d. Cl gain / lose _____

e. Na gain / lose _____

f. Mg gain / lose _____

g. At gain / lose _____

h. Rn gain / lose _____

i. P gain / lose _____

j. Ca gain / lose _____

k. Fr gain / lose _____

l. H gain / lose _____

m. Xe gain / lose _____

n. Si gain / lose _____

o. C gain / lose _____

p. B gain / lose _____

3. Fill in the following chart (Hint: Isotopes may have different masses than the periodic table lists!):

[pic]

4. The atomic number tells the number of positively charged ________ in the nucleus of an atom. The atom is __________ because this is also the number of __________ charged __________ in the atom.

5. The mass number tells the total number of________ and _________ in the nucleus of an atom. These particles collectively are called ___________ since both are located in the nucleus.

6. Isotopes are atoms of the same element with different numbers of _________ which results in different _______ numbers.

7. An element has 8 protons and 9 neutrons.

a. What element is it?

b. How many electrons are in one atom of this element?

c. What is its atomic mass?

d. What charge will it most likely form?

8. An element has 46 neutrons and 36 electrons.

a. How many protons are in one atom of this element?

b. What is its atomic mass?

c. What element is it?

d. What charge will it most likely form?

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Name/date/period

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