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WorksheetsDuhbla
Total questions: 20
Worksheet time: 19mins
T or F: Gold's element symbol is translated by Greek.
True
False
Don't know
Yuri Oganessian or Yuri Oganesson
(a)
What is a electromagnet?
(a)
Who developed the periodic table?
(a)
Which year did Mendeleev develop the periodic table?
1768
1869
1658
1868
Is our WHOLE body made out of elements?
Yes
No
Whatever
I don't know
How many % of Phosphorus has take part our body?
(a)
How many % of Calcium has take part our body?
(a)
How many % of Nitrogen has take part our body?
(a)
How many % of Hydrogen has take part our body?
(a)
How many % of Carbon has take part our body?
(a)
How many % of Oxygen has take part our body?
(a)
How many % of Argon has take part our Earth?
(a)
How many % of Oxygen has take part our Earth?
(a)
How many % of Nitrogen has take part our Earth?
(a)
Who was the first to understand elements?
(a)
How many elements are there in the periodic table?
128
138
118
108
How many elements are in the hydrogen group?
(a)
How many elements are in the noble gas group?
(a)
Which are NOBLE gases?
Yttrium
Krypton
Xenon
Einsteinium
Ardor
