The ignition of magnesium causes the flash in a flashbulb. Which would be better for use in a flashbulb,?

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The ignition of magnesium causes the flash in a flashbulb. Which would be better for use in a flashbulb,?

a magnesium bar or magnesium powder? Explain your answer.

2006-06-17 07:03:14 · 3 answers · asked by Alive 1 in Science & Mathematics ➔ Chemistry

3 answers

tungsten

2006-06-17 07:38:04 · answer #1 · answered by shazzam 2 · 1⤊ 0⤋

Zirconium gives an even brighter flash than magnesium. Either way, the metal is in the form of very thin wire to maximise its surface area, and it's surrounded by pure oxygen to speed combustion.

2006-06-17 13:01:24 · answer #2 · answered by zee_prime 6 · 0⤊ 0⤋

Magnesium powder. Greater surface area allows more vigorous reaction.

2006-06-17 07:06:21 · answer #3 · answered by ag_iitkgp 7 · 0⤊ 0⤋