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Which element is in the same period as ruthenium (Ru) but has a higher atomic number than ruthenium?
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2. Atoms & Elements
Periodic Table: Element Symbols
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Which of the following is the correct chemical symbol for gold?
A
Au
B
Ga
C
Ag
D
Pb
Guida verificata passo dopo passo1
Understand that chemical symbols are one- or two-letter abbreviations derived from the element's English or Latin name.
Recall that gold's chemical symbol comes from its Latin name 'Aurum', which is why its symbol is 'Au'.
Recognize that 'Ga' stands for Gallium, 'Ag' stands for Silver (from Latin 'Argentum'), and 'Pb' stands for Lead (from Latin 'Plumbum').
Compare the options given and identify which symbol corresponds to gold based on the Latin origin and standard periodic table notation.
Conclude that the correct chemical symbol for gold is 'Au'.
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