What has 7 protons and 9 Neutrons?
Fluorine
Which is heavier neutron or proton?
High on this list are the masses of subatomic particles. Dozens of particles are known to physicists, but the most familiar are the constituents of atoms: electrons, protons and neutrons. The neutron is very slightly heavier than the proton, by about 0.1%, or 1.00137841887 according to the best measurements.
Which is the heaviest particle?
Neutron
When an F atom becomes an F ion?
A fluorine atom has nine protons and nine electrons, so it is electrically neutral. If a fluorine atom gains an electron, it becomes a fluoride ion with an electric charge of -1.
What is the most unknown element?
astatine
What ion is F?
fluoride ion
What is the name for Ca2+?
calcium ion
Which ion is 1s22s22p6?
| Element or ion pair | Electronic congifuration |
|---|---|
| S-2, Ar | 1s2 2s2 2s6 3s2 3p6 |
| Mg+2, Na+ | 1s2 2s2 2p6 |
| Ca+, K | [Ne]4s1 |
| P-3, S-2 | 1s2 2s2 2p6 3s2 3p6 |
What does F mean in chemistry?
Fluorine (F), most reactive chemical element and the lightest member of the halogen elements, or Group 17 (Group VIIa) of the periodic table. Its chemical activity can be attributed to its extreme ability to attract electrons (it is the most electronegative element) and to the small size of its atoms. fluorine.
What Spdf means?
principal, diffuse
What is the symbol of sulfur?
S
What does the symbol F represent?
F (symbol): A much used symbol, F stands for fractional concentration; free energy; Fahrenheit; visual field; fluorine; force; filial generation, followed by subscript numerals indicating specified matings such as F1); the amino acid phenylalanine; the coefficient of inbreeding , etc.
How do you type an F function?
To get the letter, character, sign or symbol “ƒ” : ( Function sign ; f with hook sign ; florin sign ) on computers with Windows operating system: 1) Press the “Alt” key on your keyboard, and do not let go.
How do I insert an F symbol in Word?
You might want to insert a degree symbol when you write about temperatures or measurements in Word. You can do this by using the Symbol drop-down menu or the keyboard shortcut, Alt + 0176.
What symbol P means?
element phosphorus
What does a circled P mean?
phonogram
What type of letter is P?
P, or p, is the sixteenth letter of the modern English alphabet and the ISO basic Latin alphabet….
| P | |
|---|---|
| Writing system | Latin script |
| Type | Alphabetic and Logographic |
| Language of origin | Latin language |
| Phonetic usage | [p] [pʰ] [(p)f] [pʼ] [b] /piː/ |
Where does the letter P come from?
The 16th LETTER of the Roman ALPHABET as used for English. It originated in the Phoenician symbol pe, which was adopted by the Greeks as pi (Π), an earlier form of which the Romans adopted as P.