What elements has an atomic number of 30?
What elements has an atomic number of 30?
The Elements, sorted by Atomic Number
| Atomic Number | Symbol | Name |
|---|---|---|
| 30 | Zn | Zinc |
| 31 | Ga | Gallium |
| 32 | Ge | Germanium |
| 33 | As | Arsenic |
What are the first 20 elements and their atomic numbers?
First 20 Elements
| Atomic Number | Element | Symbol |
|---|---|---|
| 17 | Chlorine | Cl |
| 18 | Argon | Ar |
| 19 | Potassium | K |
| 20 | Calcium | Ca |
What is the 30th element?
Represented in the periodic table as Zn, zinc is a transition metal, grouped with cadmium and mercury. With the middling atomic number 30, it has five stable isotopes of atomic weight from the dominant zinc 64 to zinc 70, plus an extra 25 radioisotopes.
What is a first 20 element?
these are the names and symbols of first 20 elements in periodic table. Lester Celestine. Hydrogen,helium,lithium,beryllium,boron,carbon,nitrogen,oxygen,flourine,neon,sodium,magnesium,alluminum,silicon,phosphorus,sulfur,chlorine,argon,potassium,calcium.
What are the uses of first 20 elements?
| ELEMENT | USES | |
|---|---|---|
| 20) | Potassium | Found in fertilizers |
| 21) | Silicon | Used in electronics & in compounds for making glass |
| 22) | Silver | Used in tableware, jewelry, photography, medicines, & coins |
| 23) | Sodium | Soft metal that combines with chlorine to make table salt |
What are the 21 to 30 elements?
Periodic Table of Elements #21-30
| A | B |
|---|---|
| Scandium | Sc |
| Titanium | Ti |
| Vanadium | V |
| Chromium | Cr |
How many atomic numbers are there from 1 to 30?
Atomic Number of Elements from 1 to 30 Atomic Number Element Atomic Mass 27 Cobalt 58.933 28 Nickel 58.693 29 Copper 63.546 30 Zinc 65.38
What are the first 20 elements in the periodic table?
First 20 Elements Atomic Number Element Symbol 1 Hydrogen H 2 Helium He 3 Lithium Li 4 Beryllium Be
What are the first 30 elements with atomic numbers with electronic configuration?
Electronic Configuration of First 30 Elements with Atomic Numbers Atomic Number Name of the Element Electronic Configuration 23 Vanadium (V) [Ar] 3d 3 4s 2 24 Chromium (Cr) [Ar] 3d 5 4s 1 25 Manganese (Mn) [Ar] 3d 5 4s 2 26 Iron (Fe) [Ar] 3d 6 4s 2
How do you memorize the first 20 elements?
One common chemistry assignment is to name or even memorize the first 20 elements and their symbols. The elements are ordered in the periodic table according to increasing atomic number. This is also the number of protons in each atom. These are the first 20 elements, listed in order:
