Question

5th A group elements atomic number and mass number ​

Answer 1

heyaa ...

. Vanadium ( v) . atomic mass. 50.9 . atomic no. 23

. Niobium (Nb) . atomic mass . 92.9 atomic no. 41

. tantalum ( ta) am. 180.9 an . 73

dubnium ( db) an. 105 am. 262 .

hope it helps u

Answer 2

✨ ÁHOLA BRAÎNLIAC✨

✔️Here is your answer✔️

1️⃣ Vanadium

Atomic mass= 50.9

Atomic number= 23

2️⃣ Niobium

Atomic mass=92.9

Atomic number=41

3️⃣ Tantalum

Atomic mass=180.9

Atomic number=73

4️⃣Dubnium

Atomic mass=262

Atomic number=105

☺️Hope it helps you☺️

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