According to atomic orbital concept Be should behave like noble gas since it has no half filled orbital.As such Be ahould be zero valent. the why Be is in group 2 instead of group 18?
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numbers a,b,c and d satisfy property ab=2cd .which number cannot be expressed as the2.0second and attains a 8.0ms-¹ 2.it continue at this speed for a further 1.5second. Sketch a graph of speed against time Find(1)the acceleration in stage (a) (2)the acceleration in stage (b) (3)the total distance moved during stages (a)and(b)
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Given statement is true.
In general noble elements have a stable configuration that is octet configuration with all orbitals filled. Hence no tendency in either accepting or donating electrons. This is why those are called zero valent elements.
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