How did Berzelius assign symbols to the elements?
(N/A) $J$öns Jacob Berzelius proposed a system for representing elements using symbols. He suggested that the symbols of elements should be derived from one or two letters of their names,typically taken from their English or Latin names. For example,$H$ for Hydrogen and $Ca$ for Calcium.
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Complete the following crossword puzzle by using the names of the chemical elements based on the data provided in the table.
Across Down $2$. The element used by Rutherford during his $\alpha$-scattering experiment. $1$. $A$ white lustrous metal used for making ornaments and which tends to get tarnished black in the presence of moist air. $3$. An element which forms rust on exposure to moist air. $4$. Both brass and bronze are alloys of this element. $5$. $A$ very reactive non-metal stored under water. $6$. The metal which exists in the liquid state at room temperature. $7$. Zinc metal when treated with dilute hydrochloric acid produces a gas of this element which when tested with a burning splinter produces a pop sound. $8$. An element with the symbol $Pb$.
| Across | Down |
|---|---|
| $2$. The element used by Rutherford during his $\alpha$-scattering experiment. | $1$. $A$ white lustrous metal used for making ornaments and which tends to get tarnished black in the presence of moist air. |
| $3$. An element which forms rust on exposure to moist air. | $4$. Both brass and bronze are alloys of this element. |
| $5$. $A$ very reactive non-metal stored under water. | $6$. The metal which exists in the liquid state at room temperature. |
| $7$. Zinc metal when treated with dilute hydrochloric acid produces a gas of this element which when tested with a burning splinter produces a pop sound. | $8$. An element with the symbol $Pb$. |
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$(i)$ Molar mass and Avogadro's constant.
$(ii)$ Molecular mass and formula unit mass.
$(i)$ Molar mass and Avogadro's constant.
$(ii)$ Molecular mass and formula unit mass.
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