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The chemical symbol for copper is
The chemical symbol for nitrogen gas is
Which of the following symbols of elements are incorrect? Give their correct symbols
Complete the following crossword puzzle (Fig. 3.1) by using the name of the chemical elements. Use the data given in Table 3.2.
In this crossword puzzle (Fig 3.2), names of 11 elements are hidden. Symbols of these are given below. Complete the puzzle. 1. Cl 2. H 3. Ar 4. O 5. Xe 6. N 7. He 8. F 9. Kr 10. Rn 11. Ne
Identify the total number of inert gases, their names and symbols from this cross word puzzle.
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