Which of the following is a correct pair according to increasing atomic number from left to right?
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___ is used as a stabilizer in ice cream.
The number of electrons that can be accommodated in the M shell is
Which of the following gases makes bread or cake rise making them soft and spongy?
Which of the following metals does NOT react with Oxygen even at a high temperature?
Which of the following classifications is based on atomic numbers?
Least distance of distinct vision for normal eye is
In the Modern Periodic Table, a zig-zag line separates