Mg2SiO4 is magnesium silicate, what is the chemical name for the acid H4SiO4? hy

Question

Mg2SiO4 is magnesium silicate, what is the chemical name for the acid H4SiO4? hydrosilicate acid hydrosilicate acid silic acid tetrahydrogen silicate The first two steps in the decay of uranium-238 are (I) the emission o f an alpha particle and (2) the emission of a beta particle. What is the daughter nucleus after the second step? the lattice energy of a given arrangement of ions increases as the ionic radius and as the ionic charge . decreases. decreases increases, decreases increases, decreases decreases, increases Which molecule exhibits the largest dipole moment? CH2Br2 CH2Cl2 CH2F2 CF2Cl2

Explanation / Answer

11) It is C. Silicic Acid 12) 1st step: 92U238 -> 2He4 + 90Element234 2nd step: 90Element234 -> -1beta0 + 91OtherElement234 From the option that other element is option B. 91Pa234 13) option D. 14) option D. CF2Cl2

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