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  1. Hydrogen bonds are weaker than covalent. They are bonds involving dipole to dipole... to break. Just remember covalent bonds are the sharing of electrons whereas hydrogen are the bonds formed between hydrogen and a highly electronegative atom.

    5 Answers · Science & Mathematics · 10/01/2011

  2. First off, a Hydrogen Atom contains one proton and one ELECTRON. 99.9% of Hydrogen ...extremely unstable and break down in about 10^(-22) seconds. Moreover, atomic hydrogen is never found freely. it is always molecular H2 that ...

    6 Answers · Science & Mathematics · 04/02/2014

  3. Molecular hydrogen is rarely looked for in space. In most papers in astrophysics...molecular. Yet it is a well-known fact of basic chemistry that atomic hydrogen is extremely unstable, and that it reacts violently to produce molecular hydrogen ...

    2 Answers · Science & Mathematics · 26/03/2010

  4. Hydrogen atoms in hydrocarbons are chemically bonded to other... carbon atom can make four bonds, i.e., one carbon atom can bond with 4 hydrogens or 3 hydrogens and 1 other carbon, or 2 hydrogens and 2 other...

    2 Answers · Science & Mathematics · 18/05/2011

  5. You are correct. A hydrogen atom consists of one proton and one electron. In order to make a hydrogen ... of a hydrogen atom and hydrogen ion are not the same. The hydrogen atom is more reactive than the hydrogen ion. The hydrogen atom may reaction...

    1 Answers · Science & Mathematics · 14/12/2013

  6. The enthalpy change for water to hydrogen and oxygen is 68 kcal/mol. 2 H2O_liq + 136 kcal -> 2 H2_gas...so it actually takes 227 kcal of electric energy to produce 4 grams of hydrogen gas. The combustion of hydrogen is just the above equation reversed...

    2 Answers · Environment · 05/05/2008

  7. A hydrogen bond is a specific type of dipole-dipole interaction. Dipole-dipole ...imbalance of charge within the molecule. In certain molecules, you find hydrogen covalently bonded to N O or F. Because of the...

    5 Answers · Science & Mathematics · 04/10/2012

  8. Hydrogen IS a metal, just not at room temperature and at the normal atmospheric pressure of 1atm. I say this because if you were to cool a sample of hydrogen to almost absolute zero (0 degrees Kelvin) and subjected it...

    5 Answers · Science & Mathematics · 20/10/2006

  9. Hydrogen may be produced from water using the process of electrolysis...significantly more expensive commercially than hydrogen production from natural gas. Elemental hydrogen is relatively rare on Earth, and is industrially produced...

    3 Answers · Science & Mathematics · 09/07/2007

  10. A hydrogen bond is when you have an electronegative atom covalently bound to a hydrogen , and another electronegative atom partially binds to the hydrogen . The hydrogen doesn't ionize because it can't participate in the bond if...

    2 Answers · Science & Mathematics · 04/08/2008

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