railway RRB Group D Mock Test Series 2024-25 General Science Chemistry Periodic Table

ନିମ୍ନଲିଖିତ ମଧ୍ୟରୁ କେଉଁ ଯୌଗର ରାସାୟନିକ ନାମ ସୋଡିୟମ ହାଇଡ୍ରୋଜେନକାର୍ବୋନେଟ ଅଟେ?

1
ଧୋଇବା ସୋଡା 
2
ପ୍ଲାଷ୍ଟର ଅଫ୍ ପ୍ୟାରିସର
3
ବେକିଂ ସୋଡା
4
ବ୍ଲିଚିଂ ପାଉଡର  
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