Hydrogen has one electron and needs one more.
Helium has two electrons and has filled shell.
Carbon needs four more electrons to fill the valence shell
Oxygen needs two more electrons to fill the valence shell
HCN, hydrogen cyanide, has a total of 10 valence electrons. Hydrogen contributes 1 valence electron, carbon contributes 4 valence electrons, and nitrogen contributes 5 valence electrons.
Acetylene (C2H2) has 2 valence electrons for each carbon atom and 1 valence electron for the hydrogen atoms. Therefore, acetylene has a total of 10 valence electrons (4 from carbon and 6 from hydrogen).
Isopropyl alcohol, or isopropanol (C3H8O), has a total of 20 valence electrons. The carbon atoms contribute 12 valence electrons (3 carbon atoms with 4 electrons each), the hydrogen atoms contribute 8 valence electrons (8 hydrogen atoms with 1 electron each), and the oxygen atom contributes 6 valence electrons. Thus, when you sum them up (12 + 8 + 6), you get a total of 20 valence electrons.
To determine the number of valence electrons in C14H10, first count the valence electrons contributed by each type of atom. Carbon (C) has 4 valence electrons, and there are 14 carbon atoms, contributing 14 x 4 = 56 electrons. Hydrogen (H) has 1 valence electron, and with 10 hydrogen atoms, it contributes 10 x 1 = 10 electrons. Adding these together, C14H10 has a total of 56 + 10 = 66 valence electrons.
In C₁₄H₁₀, there are 14 carbon atoms and 10 hydrogen atoms. Each carbon atom contributes 4 valence electrons, and each hydrogen atom contributes 1 valence electron. Therefore, the total number of valence electrons is (14 × 4) + (10 × 1) = 56 + 10 = 66 valence electrons. Since all bonds in this molecule are sigma bonds, there are 66 sigma valence electrons.
HCN, hydrogen cyanide, has a total of 10 valence electrons. Hydrogen contributes 1 valence electron, carbon contributes 4 valence electrons, and nitrogen contributes 5 valence electrons.
Acetylene (C2H2) has 2 valence electrons for each carbon atom and 1 valence electron for the hydrogen atoms. Therefore, acetylene has a total of 10 valence electrons (4 from carbon and 6 from hydrogen).
The number of valence electrons in cyclopentadiene C5H6 is 54. Carbon has 4 valence electrons and hydrogen has 1, giving a total of 30 for carbon atoms and 24 for hydrogen atoms.
all carbon atoms have 4 valence electrons. 4 hydrogen atoms can bond to a single carbon. That would be methane.
In CH4O, there are 14 valence electrons: 4 from carbon, 1 from hydrogen, and 6 from oxygen.
Isopropyl alcohol, or isopropanol (C3H8O), has a total of 20 valence electrons. The carbon atoms contribute 12 valence electrons (3 carbon atoms with 4 electrons each), the hydrogen atoms contribute 8 valence electrons (8 hydrogen atoms with 1 electron each), and the oxygen atom contributes 6 valence electrons. Thus, when you sum them up (12 + 8 + 6), you get a total of 20 valence electrons.
Methyl fluoride, CH3F, has a total of 14 valence electrons. Carbon contributes 4 valence electrons, each hydrogen contributes 1 valence electron, and fluorine contributes 7 valence electrons.
The number of valence electrons in CH2O is 14. Carbon contributes 4, each of the two hydrogen atoms contributes 1, and oxygen contributes 6 valence electrons.
To determine the number of valence electrons in C14H10, first count the valence electrons contributed by each type of atom. Carbon (C) has 4 valence electrons, and there are 14 carbon atoms, contributing 14 x 4 = 56 electrons. Hydrogen (H) has 1 valence electron, and with 10 hydrogen atoms, it contributes 10 x 1 = 10 electrons. Adding these together, C14H10 has a total of 56 + 10 = 66 valence electrons.
4 electrons
In C₁₄H₁₀, there are 14 carbon atoms and 10 hydrogen atoms. Each carbon atom contributes 4 valence electrons, and each hydrogen atom contributes 1 valence electron. Therefore, the total number of valence electrons is (14 × 4) + (10 × 1) = 56 + 10 = 66 valence electrons. Since all bonds in this molecule are sigma bonds, there are 66 sigma valence electrons.
CH3CO-OH (acetic acid) has 10 valence electrons. The carbon atom contributes 4 valence electrons, each hydrogen atom contributes 1 valence electron, and the oxygen atom contributes 6 valence electrons.