Какие виды химической связи содержатся в молекуле Cu(NO3)2 ∙ 3H2O? 1) полярная ковалентная;
What types of chemical bonds are present in the Cu(NO3)2 ∙ 3H2O molecule? 1) Polar covalent; 2) Nonpolar covalent; 3) Donor-acceptor; 4) Hydrogen; 5) Metallic; 6) Ionic. A) 1, 3, 4, 6 B) 1, 3, 5, 6 C) 2, 4, 6 D) 1, 5, 6
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In which molecule(s) is the number of sp2-hybrid orbitals equal to 3? A) HClO3
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В каких веществах есть полярная ковалентная связь?1) СаО; 2) H2S; 3) F2; 4) РСl3; 5) K2S; 6) I2;
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What chemical bonds are in the molecule of this substance: CH2(ONO2)CH2(ONO2)?
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