Smartalec0017
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Which of the following is an example of a decomposition reaction? numbers in parenthesis are subscripts
1. 2Cr + 3Cl(2) yields 2CrCl(3)
2.CrO3 yields Cr(2)O(3) + O(2)
3. Ca + 2H(2)O yields Ca(OH)(2) + H(2)
4. 2HCl + Ca(OH)(2) yields CaCl(2) + 2H(2)O

Which of the following is an example of a decomposition reaction numbers in parenthesis are subscripts 1 2Cr 3Cl2 yields 2CrCl3 2CrO3 yields Cr2O3 O2 3 Ca 2H2O class=
Which of the following is an example of a decomposition reaction numbers in parenthesis are subscripts 1 2Cr 3Cl2 yields 2CrCl3 2CrO3 yields Cr2O3 O2 3 Ca 2H2O class=
Which of the following is an example of a decomposition reaction numbers in parenthesis are subscripts 1 2Cr 3Cl2 yields 2CrCl3 2CrO3 yields Cr2O3 O2 3 Ca 2H2O class=

Respuesta :

Pretty sure it's 3, since the hydrogen is broken down.

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