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1. |
In India at the occasion of marriages, the fire works used give green flame. Which one of the following radicals may be present [CPMT 1980; AFMC 1989; MP PMT 2001; MP PET 2002] |
A. | \[Na\] |
B. | \[K\] |
C. | \[Ba\] |
D. | \[Ca\] |
Answer» D. \[Ca\] | |