What i have learned

Directions:Fill in the blanks with the correct word/s to complete the statement.the answers are found in the word box.

Word box
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Acidic calx element slippery
basic ductile metals sour
bitter dmitri Mendeleev opposite 118
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1.An _____ is a substance that cannot be broken down into simpler substances by anh chemical process.
2.______ arranged the chemical elements according to increasing atomic masses.

3.Metals can be drawn easily into wires making them so _______.

4.Nonmetals are completly ______ to metals in a lot of ways.

5.The pH values of ______substances range from 1.00 to 6.59.

6.The pH values of ______ substances range from 7.01 to 14.00.

7.Bases taste ______ and ______ when touch.

8.Acids taste ______.

9.Calcuim is taken from the word ______ which means chalk

10.There are ______ elements found in the periodic table.​