Ivambeltran12viz
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sted ame Learning Activities Direction: Choose the letter of the best answer. Write in sheet. 1. What is the organizational system/chart for elements A. Atomic weight B. Families C. Periodic table D. Atomic number 2. What do you call the horizontal row of elements in a elements A. Group B. Family C. Period D. column​

Sagot :

Answer:

1. B 2.A

Explanation:

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Sherwinbanguis031105viz

Answer:

1) C

2) C

Explanation:

1) Periodic table is the organized array of all the chemical elements in order of increasing atomic number.

2) The horizontal row of the periodic table is called period.

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