| 1 |
What is Trinitrotoluene?
|
TNT
Gunpowder <br>
Dynamite<br>
Nitro-glycerine<br>
|
| 2 |
The are currently how many periods on the periodic table?
|
9
6
7
8
|
| 3 |
What is the PH of water?
|
9
6
7
8
|
| 4 |
What is one of the two most abundant element in the universe?
|
hydrogen & helium <br>
Oxygen<br>
Helium & Carbon<br>
Carbon<br>
|
| 5 |
What element' three isotopes have different names?
|
Oxygen<br>
Helium<br>
Hydrogen<br>
Carbon<br>
|
| 6 |
What element is the most electronegative and reactive of all elements?
|
Hydrogen<br>
Chlorine <br>
Fluorine <br>
Oxygen<br>
|
| 7 |
What was the first element to be produced artificially?
|
Plutonium<br>
Neptunium<br>
Franchium <br>
Technetium <br>
|
| 8 |
What is the heaviest of the naturally occurring Noble gases?
|
helium <br>
Argon<br>
Xenon<br>
Radon<br>
|
| 9 |
Which one of these bases is the starting product for making soaps?
|
barium hydroxide<br>
Potassium hydroxide <br>
Sodium hydroxide<br>
Calcium hydroxide <br>
|
| 10 |
The acid is used in almost all car batteries and is also know n as 'Oil of Vitriol'. Which acid is it?
|
Sulphuric acid<br>
Perchloric acid <br>
Nitric aid<br>
Acetic acid<br>
|
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